Quality Control
Certificates: CE RoHS, FCC .,SGS, and Patents etc.

01 In coming parts test

02 Speaker Test

03 Battery Test

04 Main-board Test

05 Shield room Test

06 RF Test

07 Speaker & Signal Test

08 SPL &THD Test
Certifications
Standard:
ISO9001
Number:
91441900MA519J2P5Q
Issue Date:
2018-11-23
Expiry Date:
2021-11-22
Scope/Range:
Electronics keypads and assembly
Issued By:
HuaYu International
Company Profile
Golden Promise Industrial Mfg.Co.,Ltd.
Contact Person: MrJohnson