2ASWWCORNX5Smart Phone

2021-04-25 Nemko Canada Inc 303 River Road Ottawa, Ontario, Canada K1V 1H2 Attn: Director of Certification Authority to Act as Agent On our behalf, I appoint Shenzhen Huatongwei International Inspection Co., Ltd./ 1/F, Bldg 3, Hongfa Hi-tech Industrial Park, Genyu Road, Tianliao, Gongming, Shenzhen, China / Hans Hu,. to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, as specified by Nemko Canada Inc, still resides with XINCHUANGXIN INTERNATIONAL CO.,LTD / ROOM 605 6/F, FA YUEN COMMERCIAL BUILDING, 75-77 FA YUEN STREET MONGKOK KL Agency agreement expiration date: Apr. 24, 2022 By: Lyra lv Signature Printed Title: sales On behalf of : XINCHUANGXIN INTERNATIONAL CO.,LTD Telephone: 18721759223

2021-03-22 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2ASWWCORNX5 Product Name: Smart Phone Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential:  Schematics  Block diagram  Operation description  BOM  Tune up These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. By: Lyra lv Signature Printed Title: sales On behalf of : XINCHUANGXIN INTERNATIONAL CO.,LTD Telephone: 18721759223

Differences Declaration To whom concern, We company XINCHUANGXIN INTERNATIONAL CO. , LTD Here by declares: The produc t model(s) X5 Pro,X5 Lite,X5 Plus, X5 Max is the same PCB layout, electronic schematic and Antenna with X5,which tested in Shenzhen Huatongwei International Inspection Co., Ltd., the only differences between them are model names, others are same. YUEN STREET MONGKOK KL Te l : 18721759223 E-Mail: [email protected] Sincerely yours, Name (in print): Lyra Company name: XINCHUANGXIN INTERNATIONAL CO. , LTD Company address: ROOM 605 6/F, FA YUEN COMMERCIAL BUILDING, 75-77 FA

7.EXTERNAL AND INTERNAL PHOTOS OF THE EUT External photos of the EUT M odel:X5

Label & Location

Internal photos of the EUT M odel:X5

Page: 1 of 51 SAR TEST REPORT Report No. ...................................... : CHTEW21040101 Report verificaiton: Project No. ...................................... : SHT2103073008EW FCC ID ............................................. : 2ASWWCORNX5 Applicant’s name ........................... : XINCHUANGXIN INTERNATIONAL CO.,LTD Address ............................................. : ROOM 605 6/F, FA YUEN COMMERCIAL BUILDING, 75-77 FA YUEN STREET MONGKOK KL Test item description .................... : Smart Phone Trade Mark ....................................... : CORN Model/Type reference ....................... : X5 Listed Model(s) ................................. : X5 Pro,X5 Plus,X5 Max,X5 Lite Standard ......................................... : FCC 47 CFR Part2.1093 IEEE Std C95.1, 1999 Edition IEEE 1528: 2013 Date of receipt of test sample..........: Apr. 08, 2021 Date of testing..............................: Apr. 09, 2021- Apr. 19, 2021 Date of issue...............................: Apr. 21, 2021 Result .................. ........................: PASS Compiled by ( position+printedname+signature) ... : File administrators: Fanghui Zhu Supervised by ( position+printedname+signature) ... : Test Engineer: Patrick Qiu Approved by ( position+printedname+signature) ... : Manager: Hans Hu Testing Laboratory Name ............. : Shenzhen Huatongwei International Inspection Co., Ltd Address ............................................. : 1/F, Bldg 3, Hongfa Hi-tech Industrial Park, Genyu Road, Tianliao, Gongming, Shenzhen, China Shenzhen Huatongwei International Inspection Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Huatongwei International Inspection Co., Ltd is acknowledged as copyright owner and source of the material. Shenzhen Huatongwei International Inspection Co., Ltd takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. The test report merely correspond to the test sample. Report No.: CHTEW21040101 Page: 2 of 51 Issued: 2021-04-21 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V03 (2021-01) Contents 1. Statement of Compliance 4 2. Test Standards and Report version 5 2.1. Test Standards 5 2.2. Report version 5 3. Summary 6 3.1. Client Information 6 3.2. Product Description 6 3.3. RF Specification Description 6 3.4. Testing Laboratory Information 8 3.5. Environmental conditions 8 4. Equipments Used during the Test 9 5. Measurement Uncertainty 10 6. SAR Measurements System Configuration 11 6.1. SAR Measurement Set-up 11 6.2. DASY5 E-field Probe System 12 6.3. Phantoms 13 6.4. Device Holder 13 7. SAR Test Procedure 14 7.1. Scanning Procedure 14 7.2. Data Storage and Evaluation 16 8. Position of the wireless device in relation to the phantom 18 8.1. Head Position 18 8.2. Body Position 19 8.3. Hotspot Mode Exposure conditions 19 9. Dielectric Property Measurements & System Check 20 9.1. Tissue Dielectric Parameters 20 9.2. System Check 22 10. SAR Exposure Limits 27 11. Conducted Power Measurement Results 28 11.1. GSM 28 11.2. WCDMA 29 11.3. Wi-Fi 31 11.4. Bluetooth 31 12. Maximum Tune-up Limit 32 13. Antenna Location 34 14. Measured and Reported SAR Results 35 14.1. Head SAR 37 14.2. Body SAR 40 14.3. Hotspot SAR 42 15. SAR Measurement Variability 44 16. Simultaneous Transmission analysis 45 16.1. Head 46 16.2. Body-worn 47 16.3. Hotspot 48 17. TestSetup Photos 49 Report No.: CHTEW21040101 Page: 3 of 51 Issued: 2021-04-21 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V03 (2021-01) 18. External and Internal Photos of the EUT 51 Report No.: CHTEW21040101 Page: 4 of 51 Issued: 2021-04-21 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V03 (2021-01) 1. Statement of Compliance Maximum Reported SAR (W/kg @1g) RF Exposure Conditions PCE DTS Simultaneous TX Head 0.647 0.199 0.846 Body-worn(Dist.= 10mm) 0.896 0.234 1.130 Hotspot(Dist.= 10mm) 0.896 0.234 1.130 This device is in compliance with Specific Absorption Rate (SAR) for general population/uncontrolled exposure limits (1.6 W/kg) specified in FCC 47 CFR part 2 (2.1093) and ANSI/IEEE C95.1-1992, and had been tested in accordance with the measurement methods and procedures specified in IEEE 1528-2013 and FCC KDB publications. Report No.: CHTEW21040101 Page: 5 of 51 Issued: 2021-04-21 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V03 (2021-01) 2. Test Standards and Report version 2.1. Test Standards The tests were performed according to following standards: FCC 47 Part 2.1093: Radiofrequency radiation exposure evaluation: portable devices. IEEE Std C95.1, 1999 Edition: IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz IEEE Std 1528™-2013: IEEE Recommended Practice for Determining the Peak Spatial-Average Specific Absorption Rate (SAR) in the Human Head from Wireless Communications Devices: Measurement Techniques. FCC published RF exposure KDB procedures: 865664 D01 SAR Measurement 100 MHz to 6 GHz v01r04: SAR Measurement Requirements for 100 MHz to 6 GHz 865664 D02 RF Exposure Reporting v01r02: RF Exposure Compliance Reporting and Documentation Considerations 447498 D01 General RF Exposure Guidance v06: Mobile and Portable Device RF Exposure Procedures and Equipment Authorization Policies 248227 D01 802 11 Wi-Fi SAR v02r02: SAR Measurement Proceduresfor802.11 a/b/g Transmitters 648474 D04 Handset SAR v01r03: SAR Evaluation Considerations for Wireless Handsets 941225 D01 3G SAR Procedures v03r01: SAR Measurement Procedures for 3G Devices 941225 D06 Hotspot Mode v02r01: SAR Evaluation Procedures for Portable Devices with Wireless Router Capabilities TCB workshop April, 2019; Page 19, Tissue Simulating Liquids (TSL) 2.2. Report …

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Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 4/19/2021 GSM 850-Head Communication System: UID 0, Generic GPRS(TDMA, GMSK, TN 0-1-2) (0); Frequency: 848.8 MHz;Duty Cycle: 1:2.66993 Medium parameters used (interpolated): f = 848.8 MHz; σ = 0.878 S/m; ε r = 43.374; ρ = 1000 kg/m 3 Phantom section: Left Section Ambient Temperature:22.8°C;Liquid Temperature:22.6°C; DASY Configuration: l Probe: EX3DV4 - SN7494; ConvF(10.41, 10.41, 10.41) @ 848.8 MHz; Calibrated: 4/9/2021 l Sensor-Surface: 3mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1549; Calibrated: 3/23/2021 l Phantom: Twin-SAM V8.0 ; Type: QD 000 P41 AA; Serial: 1974 l DASY52 52.10.2(1495); SEMCAD X 14.6.12(7450) Head/CH 251/Area Scan (61x111x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.720 W/kg Head/CH 251/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 8.363 V/m; Power Drift = 0.12 dB Peak SAR (extrapolated) = 0.949 W/kg SAR(1 g) = 0.586 W/kg; SAR(10 g) = 0.437 W/kg Maximum value of SAR (measured) = 0.615 W/kg 0 dB = 0.615 W/kg = 0.61 dBW/kg Appendix A: SAR Test Data Plots Plot No.1 Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 4/20 /2021 GSM 1900-Head Communication System: UID 0, Generic GPRS(TDMA, GMSK, TN 0-1-2) (0); Frequency: 1880 MHz;Duty Cycle: 1:2.66993 Medium parameters used: f = 1880 MHz; σ = 1.403 S/m; ε r = 41.8; ρ = 1000 kg/m 3 Phantom section: Left Section Ambient Temperature:22.6°C;Liquid Temperature:22.4°C; DASY Configuration: l Probe: EX3DV4 - SN7494; ConvF(8.55, 8.55, 8.55) @ 1880 MHz; Calibrated: 4/9/2021 l Sensor-Surface: 3mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1549; Calibrated: 3/23/2021 l Phantom: Twin-SAM V8.0 ; Type: QD 000 P41 AA; Serial: 1974 l DASY52 52.10.2(1495); SEMCAD X 14.6.12(7450) Head/CH 661/Area Scan (61x111x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.336 W/kg Head/CH 661/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 2.555 V/m; Power Drift = -0.19 dB Peak SAR (extrapolated) = 0.488 W/kg SAR(1 g) = 0.280 W/kg; SAR(10 g) = 0.168 W/kg Maximum value of SAR (measured) = 0.335 W/kg 0 dB = 0.335 W/kg = -4.75 dBW/kg Appendix A: SAR Test Data Plots Plot No.2 Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 4/20/2021 WCDMA Band II-Head Communication System: UID 0, Generic UMTS (0); Frequency: 1880 MHz;Duty Cycle: 1:1 Medium parameters used: f = 1880 MHz; σ = 1.403 S/m; ε r = 41.8; ρ = 1000 kg/m 3 Phantom section: Left Section Ambient Temperature:22.4°C;Liquid Temperature:22.2°C; DASY Configuration: l Probe: EX3DV4 - SN7494; ConvF(8.55, 8.55, 8.55) @ 1880 MHz; Calibrated: 4/9/2021 l Sensor-Surface: 3mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1549; Calibrated: 3/23/2021 l Phantom: Twin-SAM V8.0 ; Type: QD 000 P41 AA; Serial: 1974 l DASY52 52.10.2(1495); SEMCAD X 14.6.12(7450) Head/CH 9400/Area Scan (61x111x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.497 W/kg Head/CH 9400/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 3.493 V/m; Power Drift = -0.11 dB Peak SAR (extrapolated) = 0.645 W/kg SAR(1 g) = 0.311 W/kg; SAR(10 g) = 0.194 W/kg Maximum value of SAR (measured) = 0.493 W/kg 0 dB = 0.593 W/kg = -2.27 dBW/kg Appendix A: SAR Test Data Plots Plot No.3 Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 4/19/2021 WCDMA Band V-Head Communication System: UID 0, Generic UMTS (0); Frequency: 836.6 MHz;Duty Cycle: 1:1 Medium parameters used (interpolated): f = 836.6 MHz; σ = 0.873 S/m; ε r = 43.383; ρ = 1000 kg/m 3 Phantom section: Left Section Ambient Temperature:22.2°C;Liquid Temperature:22.0°C; DASY Configuration: l Probe: EX3DV4 - SN7494; ConvF(10.41, 10.41, 10.41) @ 836.6 MHz; Calibrated: 4/9/2021 l Sensor-Surface: 3mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1549; Calibrated: 3/23/2021 l Phantom: Twin-SAM V8.0 ; Type: QD 000 P41 AA; Serial: 1974 l DASY52 52.10.2(1495); SEMCAD X 14.6.12(7450) Head/CH 4183/Area Scan (61x111x1): Interpolated grid: dx=1.500 mm, dy=1.500 mm Maximum value of SAR (interpolated) = 0.560 W/kg Head/CH 4183/Zoom Scan (5x5x7)/Cube 0: Measurement grid: dx=8mm, dy=8mm, dz=5mm Reference Value = 6.224 V/m; Power Drift = 0.13 dB Peak SAR (extrapolated) = 0.679 W/kg SAR(1 g) = 0.497 W/kg; SAR(10 g) = 0.371 W/kg Maximum value of SAR (measured) = 0.545 W/kg 0 dB = 0.545 W/kg = -2.64 dBW/kg Appendix A: SAR Test Data Plots Plot No.4 Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 4/20 /2021 WiFi 2.4G-Head Communication System: UID 0, Generic WIFI (0); Frequency: 2412 MHz;Duty Cycle: 1:1 Medium parameters used (interpolated): f = 2412 MHz; σ = 1.778 S/m; ε r = 41.06; ρ = 1000 kg/m 3 Phantom section: Left Section Ambient Temperature:22.6°C;Liquid Temperature:22.4°C; DASY Configuration: l Probe: EX3DV4 - SN7494; ConvF(7.97, 7.97, 7.97) @ 2412 MHz; Calibrated: 4/9/2021 l Sensor-Surface: 3mm (Mechanical Surface Detection) l Electronics: DAE4 Sn1549; Calibrated: 3/23/2021 l Phantom: Twin-SAM V8.0 ; Type: QD 000 P41 AA; Serial: 1974 l DASY52 52.10.2(1495); SEMCAD X 14.6.12(7450) Head/CH 1/Area Scan (71x131x1): Interpolated grid: dx=1.200 mm, dy=1.200 mm Maximum value of SAR (interpolated) = 0.238 W/kg Head/CH 1/Zoom Scan (7x7x7)/Cube 0: Measurement grid: dx=5mm, dy=5mm, dz=5mm Reference Value = 9.637 V/m; Power Drift = 0.04 dB Peak SAR (extrapolated) = 0.364 W/kg SAR(1 g) = 0.185 W/kg; SAR(10 g) = 0.102 W/kg Maximum value of SAR (measured) = 0.230 W/kg 0 dB = 0.230 W/kg = -6.38 dBW/kg Appendix A: SAR Test Data Plots Plot No.5 Test Laboratory: Huatongwei International Inspection Co., Ltd.,SAR Lab Date: 4/19/2021 GSM 850-Body Communication System: UID 0, Generic GPRS(TDMA, GMSK, TN 0-1-2) (0); Frequency: 848.8 MHz;Duty Cycle: 1:2.66993 Medium parameters used (interpolated): f = …

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Appendix B: DAE and Probe Calibration Certificate 1 of 12 1.1.1. DAE4 Calibration Certificate Appendix B: DAE and Probe Calibration Certificate 2 of 12 Appendix B: DAE and Probe Calibration Certificate 3 of 12 Appendix B: DAE and Probe Calibration Certificate 4 of 12 1.2. Probe Calibration Certificate Appendix B: DAE and Probe Calibration Certificate 5 of 12 Appendix B: DAE and Probe Calibration Certificate 6 of 12 Appendix B: DAE and Probe Calibration Certificate 7 of 12 Appendix B: DAE and Probe Calibration Certificate 8 of 12 Appendix B: DAE and Probe Calibration Certificate 9 of 12 Appendix B: DAE and Probe Calibration Certificate 10 of 12 Appendix B: DAE and Probe Calibration Certificate 11 of 12 Appendix B: DAE and Probe Calibration Certificate 12 of 12

Appendix C: Dipole Calibration Certificate 1 of 21 1.1. D835V2 Dipole Calibration Certificate Appendix C: Dipole Calibration Certificate 2 of 21 Appendix C: Dipole Calibration Certificate 3 of 21 Appendix C: Dipole Calibration Certificate 4 of 21 Appendix C: Dipole Calibration Certificate 5 of 21 Appendix C: Dipole Calibration Certificate 6 of 21 Appendix C: Dipole Calibration Certificate 7 of 21 Extended Dipole Calibrations Referring to KDB865664 D01, if dipoles are verified in return loss (<-20dB, within 20% of prior calibration), and in impedance (within 5 ohm of prior calibration), the annual calibration is not necessary and the calibration interval can be extended. Head-835 Date of measurement Return-loss (dB) Delta (%) Real Impedance (ohm) Delta (ohm) Imaginary impedance (ohm) Delta (ohm) 2021/1/22 -27.6 51.5 -3.95 The return loss is <-20dB, within 20% of prior calibration; the impedance is within 5ohm of prior calibration. Therefore the verification result should support extended calibration. Appendix C: Dipole Calibration Certificate 8 of 21 1.2. D1900V2 Dipole Calibration Certificate Appendix C: Dipole Calibration Certificate 9 of 21 Appendix C: Dipole Calibration Certificate 10 of 21 Appendix C: Dipole Calibration Certificate 11 of 21 Appendix C: Dipole Calibration Certificate 12 of 21 Appendix C: Dipole Calibration Certificate 13 of 21 Appendix C: Dipole Calibration Certificate 14 of 21 Extended Dipole Calibrations Referring to KDB865664 D01, if dipoles are verified in return loss (<-20dB, within 20% of prior calibration), and in impedance (within 5 ohm of prior calibration), the annual calibration is not necessary and the calibration interval can be extended. Head-1900 Date of measurement Return-loss (dB) Delta (%) Real Impedance (ohm) Delta (ohm) Imaginary impedance (ohm) Delta (ohm) 2021/1/22 -21.6 53.5 7.88 The return loss is <-20dB, within 20% of prior calibration; the impedance is within 5ohm of prior calibration. Therefore the verification result should support extended calibration. Appendix C: Dipole Calibration Certificate 15 of 21 1.3. D2450V2 Dipole Calibration Certificate Appendix C: Dipole Calibration Certificate 16 of 21 Appendix C: Dipole Calibration Certificate 17 of 21 Appendix C: Dipole Calibration Certificate 18 of 21 Appendix C: Dipole Calibration Certificate 19 of 21 Appendix C: Dipole Calibration Certificate 20 of 21 Appendix C: Dipole Calibration Certificate 21 of 21 Extended Dipole Calibrations Referring to KDB865664 D01, if dipoles are verified in return loss (<-20dB, within 20% of prior calibration), and in impedance (within 5 ohm of prior calibration), the annual calibration is not necessary and the calibration interval can be extended. Head-2450 Date of measurement Return-loss (dB) Delta (%) Real Impedance (ohm) Delta (ohm) Imaginary impedance (ohm) Delta (ohm) 2021/1/25 -27.4 53.9 2.04 The return loss is <-20dB, within 20% of prior calibration; the impedance is within 5ohm of prior calibration. Therefore the verification result should support extended calibration.

Page: 1 of 28 TEST REPORT Report No. ...................................... : CHTEW21040087 Report Verification: Project No.................................： SHT2103073007EW FCC ID ............................................. : 2ASWWCORNX5 Applicant’s name ........................... : XINCHUANGXIN INTERNATIONAL CO.,LTD Address ............................................. : ROOM 605 6/F, FA YUEN COMMERCIAL BUILDING, 75-77 FA YUEN STREET MONGKOK KL Test item description .................... : Smart Phone Trade Mark ....................................... : CORN Model/Type reference ....................... : X5 Listed Model(s) ................................. : X5 Pro,X5 Plus, X5 Max,X5 Lite Standard ......................................... : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of receipt of test sample..........: Apr. 08, 2021 Date of testing.............................: Apr. 09, 2021- Apr. 19, 2021 Date of issue...............................: Apr. 20, 2021 Result .................. ........................: PASS Compiled by ( Position+Printed name+Signature): File administrator Silvia Li Supervised by (Position+Printed name+Signature): Project Engineer Aaron Fang Approved by (Position+Printed name+Signature): RF Manager Hans Hu Testing Laboratory Name ............. : Shenzhen Huatongwei International Inspection Co., Ltd. Address ............................................. : 1/F, Bldg 3, Hongfa Hi-tech Industrial Park, Genyu Road, Tianliao, Gongming, Shenzhen, China Shenzhen Huatongwei International Inspection Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen Huatongwei International Inspection Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen Huatongwei International Inspection Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. The test report merely correspond to the test sample. Report No.: CHTEW21040087 Page: 2 of 28 Issued: 2021-04-20 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V03 (2021-01) Contents 1. TEST S T AN D AR D S A N D R E P O R T V E R S I O N 3 1.1. Test Standards 3 1.2. Report version 3 2. TEST DESCRIPTION 4 3. SUMMARY 5 3.1. Client Information 5 3.2. Product Description 5 3.3. Radio Specification Description 5 3.4. Testing Laboratory Information 6 4. TEST CONFIGURATION 7 4.1. Test frequency list 7 4.2. Test mode 7 4.3. Support unit used in test configuration and system 7 4.4. Testing environmental condition 8 4.5. Measurement uncertainty 8 4.6. Equipment Used during the Test 9 5. TEST CONDITIONS AND RESULTS 11 5.1. Antenna Requirement 11 5.2. AC Conducted Emission 12 5.3. Peak Output Power 15 5.4. Power Spectral Density 16 5.5. 6dB bandwidth 17 5.6. 99% Occupied Bandwidth 18 5.7. Duty Cycle 19 5.8. Conducted Band edge and Spurious Emission 20 5.9. Radiated Band edge Emission 21 5.10. Radiated Spurious Emission 23 6. TEST SETUP PHOTOS 27 7. EXTERANAL AND INTERNAL PHOTOS 28 8. APPENDIX REPORT 28 Report No.: CHTEW21040087 Page: 3 of 28 Issued: 2021-04-20 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V03 (2021-01) 1. TEST STAND ARDS AND REPORT VERSION 1.1. Test Standards The tests were performed according to following standards: ‒ FCC Rules Part 15.247: Frequency Hopping, Direct Spread Spectrum and Hybrid Systems that are in operation within the bands of 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz ‒ ANSI C63.10:2013: American National Standard for Testing Unlicensed Wireless Devices ‒ KDB 558074 D01 15.247 Meas Guidance v05r02: Guidance for Compliance Measurements on Digital Transmission System, Frequency Hopping Spread Spectrum System, and Hybrid System Devices Operating under Section 15.247 of The FCC Rules 1.2. Report version Revision No. Date of issue Description N/A 2021-04-20 Original Report No.: CHTEW21040087 Page: 4 of 28 Issued: 2021-04-20 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V03 (2021-01) 2. TEST DESCRIPTION Report clause Test Items Standard Requirement Result 5.1 Antenna Requirement 15.203/15.247(c) PASS 5.2 AC Conducted Emission 15.207 PASS 5.3 Peak Output Power 15.247(b)(3) PASS 5.4 Power Spectral Density 15.247(e) PASS 5.5 6dB Bandwidth 15.247(a)(2) PASS 5.6 99% Occupied Bandwidth - PASS *1 5.7 Duty cycle - PASS *1 5.8 Conducted Band Edge and Spurious Emission 15.247(d)/15.205 PASS 5.9 Radiated Band Edge Emission 15.205/15.209 PASS 5.10 Radiated Spurious Emission 15.247(d)/15.205/15.209 PASS Note: ‒ The measurement uncertainty is not included in the test result. ‒ *1: No requirement on standard, only report these test data. Report No.: CHTEW21040087 Page: 5 of 28 Issued: 2021-04-20 Shenzhen Huatongwei International Inspection Co., Ltd. Report Template Version: V03 (2021-01) 3. SUMMARY 3.1. Client Information Applicant: XINCHUANGXIN INTERNATIONAL CO.,LTD Address: ROOM 605 6/F, FA YUEN COMMERCIAL BUILDING, 75-77 FA YUEN STREET MONGKOK KL Manufacturer: Shenzhen Chiteng Technology Co.,LTD Address: Second Floor,Area A, Building 4, Huiye Technology Workshop, Guanguang Road, Tangjia Community, Gongming Street, Guangming New District, Shenzhen, Guangdong 3.2. Product Description Name of EUT: Smart Phone Trade Mark: CORN Model No.: X4 Listed Model(s): X4 Pro, X4 Plus, X4 Max, X4 Lite Power supply: DC 3.7V Battery Information: DC 3.7V, 2000mAh Adapter Information: Model:CS001 Input: AC100-240V, 50/60Hz, 0.15A Output: 5.0Vdc, 1.0A Hardware version: J517_31EMN_D3V1.1 Software version: 10.0 3.3. Radio Specification Description Bluetooth version: V4.0 Support function *2 : BLE Modulation: GFSK Operation frequency: 2402MHz~2480MHz Channel number: 40 Channel separation: 2MHz Antenna type: internal Antenna Antenna gain: 1.2dBi Note: *2: only show the RF function associated with this rep…

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Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 1 of 14 APPENDIX REPORT Project No. SHT2103073007EW Radio Specification Bluetooth BLE Test sample No. YPHT21030730039 Model No. X5 Start test date 2021-04-13 Finish date 2021-04-14 Temperature 24.5°C Humidity 45% Test Engineer Qizhi Zhang Auditor Appendix clause Test item Result A Peak Output Power PASS B Power Spectral Density PASS C 6 dB Bandwidth PASS D 99% Occupied Bandwidth PASS E Duty cycle PASS F Band edge and Spurious Emissions (conducted) PASS Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 2 of 14 Appendix A：Peak Output Power Type Channel Output power (dBm) Average Output power (dBm) Limit (dBm) Result BT-BLE 00 -3.91 -3.92 ≤ 30.00 Pass 19 -3.00 -3.01 39 -3.97 -3.98 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 3 of 14 CH00 Date: 13.APR.2021 13:18:07 CH19 Date: 13.APR.2021 13:20:09 CH39 Date: 13.APR.2021 13:23:22 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 4 of 14 Appendix B：Power Spectral Density Type Channel Power Spectral Density(dBm/3KHz) Limit (dBm/3KHz) Result BT-BLE 00 -19.65 ≤8.00 Pass 19 -18.85 39 -19.82 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 5 of 14 CH00 Date: 13.APR.2021 13:18:21 CH19 Date: 13.APR.2021 13:20:23 CH39 Date: 13.APR.2021 13:23:36 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 6 of 14 Appendix C：6dB bandwidth Type Channel 6dB Bandwidth(kHz) Limit (kHz) Result BT-BLE 00 666.00 ≥500 Pass 19 666.00 39 668.00 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 7 of 14 CH00 Date: 13.APR.2021 13:17:41 CH19 Date: 13.APR.2021 13:19:53 CH39 Date: 13.APR.2021 13:23:06 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 8 of 14 Appendix D：99% Occupied Bandwidth Type Channel 99% Occupied Bandwidth(MHz) Limit (kHz) Result BT-BLE 00 1.02 - Pass 19 1.02 39 1.02 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 9 of 14 CH00 Date: 13.APR.2021 13:17:50 CH19 Date: 13.APR.2021 13:20:01 CH39 Date: 13.APR.2021 13:23:14 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 10 of 14 Appendix E：Duty cycle Test Frequency （MHz） T on time for single burst (ms) T period (ms) Duty cycle 1/T on time (kHz) 2440 0.39 0.62 62.9% 2.6 Date: 13.APR.2021 13:19:41 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 11 of 14 Appendix F：Band edge and Spurious Emissions (conducted) Test Item: Band edge CH00 Date: 13.APR.2021 13:18:30 CH39 Date: 13.APR.2021 13:23:45 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 12 of 14 Test Item: SE CH00 Reference level Date: 13.APR.2021 13:18:40 CH00 30MHz~1000MHz Date: 13.APR.2021 13:18:55 CH00 1GHz~26GHz Date: 13.APR.2021 13:19:10 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 13 of 14 CH19 Reference level Date: 13.APR.2021 13:26:20 CH19 30MHz~1000MHz Date: 13.APR.2021 13:26:35 CH19 1GHz~26GHz Date: 13.APR.2021 13:26:51 Project No.: SHT2103073007EW Radio Specification: Bluetooth BLE Shenzhen Huatongwei International Inspection Co., Ltd. Appendix report page: 14 of 14 CH39 Reference level Date: 13.APR.2021 13:24:41 CH39 30MHz~1000MHz Date: 13.APR.2021 13:24:55 CH39 1GHz~26GHz Date: 13.APR.2021 13:25:11 --------End of Report--------

Page: 1 of 33 TEST REPORT Report No. ...................................... : CHTEW21040088 Report Verification: Project No.................................： SHT2103073007EW FCC ID ............................................. : 2ASWWCORNX5 Applicant’s name ........................... : XINCHUANGXIN INTERNATIONAL CO.,LTD Address ............................................. : ROOM 605 6/F, FA YUEN COMMERCIAL BUILDING, 75-77 FA YUEN STREET MONGKOK KL Test item description .................... : Smart Phone Trade Mark ....................................... : CORN Model/Type reference ....................... : X5 Listed Model(s) ................................. : X5 Pro,X5 Plus, X5 Max,X5 Lite Standard ......................................... : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of receipt of test sample..........: Apr. 08, 2021 Date of testing.............................: Apr. 09, 2021- Apr. 19, 2021 Date of issue...............................: Apr. 20, 2021 Result .................. ........................: PASS Compiled by ( Position+Printed name+Signature): File administrator Silvia Li Supervised by (Position+…

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