3c
CB
CE
five star
waterproof
3C
CE
CNACL
Electrical Equipment Certificate
Five Star
ISO9001
ISO9001
Explosion-Proof
Explosion-Proof
Electrical Equipment
Certificate of Appreciation by Shanghai Expo Bureau
Advanced Company by Shanghai Government Authorities
Advanced Company by Beijing Olympic Commttee
Certificate of Honor by Beijing Municipal Government
Certificate of Honor by Beijing Olympic Commttee
Construction and Safeguard Company by Shanghai Expo Bureau
DSPPA Observing Contract and Valuing Credit by Guangzhou Administration of Industry and Commerce
Guangzhou Famous Brand by Guangzhou Administration of Industry and Commerce
Observing Contract and Valuing Credit Company by Guangdong Province Government under Guangzhou Administration of Industry and CommercePublic address system is also known as PA system. Public address systems mainly include portable public address systems, car public address systems, school public address systems, etc. We are a public address system manufacturer who also produce wireless public address system, automatic PA system, PC link PA system, intelligent PA system, etc. These quality PA systems have won an industry wide recognition. For instance, many of them are used in American Wal-Mart Stores Inc, China Zhejiang University, Russian St. Petersburg Commercial Center, Singapore General Hospital and Ethiopian National Sports Center etc. You are welcome to contact us for more information!