Shenzhen Cosda Metal Hardware CO,.LTD

Shen Zhen cosda Metal Handwate CO,.LTDSpelized in IR waterproof camera housing and our products  assemblely twice more quickly than others and have good waterproof performance.As the supplier of Dahua Technology Co.,LTD, one of the leading security and surveillance manufacturer in china, we promise that we'll provid our best service for you and satisfied you! [详细介绍]