"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 designer and manufacturing of high quality intrusion alarm system and accessories. We have been dedicated to enhancing the security and safety for both human life and there property by bring our customer with the top quality products.



Established in 1995 and acquired by CSST group, Longhorn became a public company in 2007 under the ticker symbol "CSR" of NYSE in USA market. Nowadays...