Hunan Gaozhi Science and Technology Co. Ltd is a high-tech enterprise integrated with research and development, manufacturing, sales services, mainly produces video security surveillance products.  With strong R&D capability top-notch tech, ...

SECTEC CO., LIMITED is an R&D oriented manufacturer and mainstream provider of advanced security surveillance system products in China. Founded 2001, our company has developed rapidly by excellent performance CCTV field. Our range from wired cameras, ...