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  • Web: www.cmxaudio.com
  • E-mail: info@cmxaudio.com
  • Tel: +0086-20-39125019
  • Skype: publicaddress
  • Address: 302RM 3#, Honghui Industrial Zone, Zhongyuan RD, Shibi Area, Panyu, Guangzhou, China 511497

CMX Updates Quality Control Certificates ISO9001, ISO14001 & ISO45001

CMX always pay high attention to quality control to ensure its own R & D and own manufactured commercial audio amplifier & loudspeakers, IP public address system and IP Audio, EN54 voice alarm system and loudspeakers and professional audio system are well designed accordance with European quality level.


Several measurements and new testing devices had been applied to delete any human operation error and ensure quality consistancy.

1) 7 Steps of quality control, SMT AOI test, semi-finished amplifier board fixture test, QC, sound quality test, burning, complete test, QA etc

2) Ask all main components suppliers handle quality report and QC test report

3) Exchange all 8D Problem Solving with suppliers and internal team

4) R & D evaluation report and schedule control

5) Weekly trainning to all hand worker and technician team

6) Weekly factory summary meeting to improve work

7) SIP and SOP for all main manufacturing position ensure their precise operation

8) Outside quality control lab to standardize our process and documents


We are exciting to declare that CMX AUDIO now is the best commercial audio amplifier and loudspeaker manufacturer partners of Western European and North American market, our R & D background is 20 years plus, we deeply understand customer technical requirements and offer exactly solution approved by clients.


Welcom your visit to our office and factory to have a close watch of our great performance how to bring your idea and creation of enjoyment of sound system into high quality products.

Send us mail for any advices and compliants to info@cmxaudio.com










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