Established in September of 2004, with less than 100 employees, the xiamen jld security system co ltd as a new company entered into CCTV products'market, products range from DVR cards, DVR, CCD camera to all the relative accessories for CCTV system. Today, the xiamen jld security system co ltd is a 8-year old business specializing in DVR cards with more than 100 employees of head office and branch office in different cities of China. MST Security and MST brand is being known by more and more customers worldwide.