Guangzhou Pannoy Electronics Technology Co.,Ltd is a professional manufacturer & supplier , which focuses on Public Address System, Professional Audio System Conference System. It has been supplying the reliable, satisfying high quality products to ...

Our company product has ventilation systems accessories,(channel clamp,corners, holderLZVU,aluminum tape,insulated aluminum flexible,threaded rod,beam clamp,clamp band,air intake and exhaust valve,ceiling diffuser.) If you are interested, ...