Building 4th, WanDaiHeng Technology Industrial Park, GongChang Road, GuangMing District, Shenzhen, China. P.C. 518106.

"Lead the security,build the safety"is the philosophy of CSST(China Security&Surveillance group). As a subsidary of CSST, Shenzhen Longhorn Security Technology CO.,Ltd is a d...

DK Group Co., Ltd is one of the biggest leading professional manufacturers specialized in designing, developing and distributing intelligent security and protection product, our products cover a wide ...