Shenzhen Shekou Longdian Safety Techology Research Co., Ltd.approved by Fire Department of National Public Security and registered in Shenzhen Industrial and Commercial Bureau, is a joint venture of Shenzhen Pengji Longdian Security Products Co., Ltd. and Tianjin Shenda Safe Technology Developing Co., *****&＃039;s a comprehensive enterprise which is professional in fire-proof products researching, developing, designing, producing, selling and engineering installation. Its annual income is thirty-five million yuan. 　　Our company is a member of Guangdong Province Fighting ***** main products technical capacity lies in the leading position of domestic market. The main products are fire-proof glass and its component, light fire-proof material light fire-proof hollow wallboard, air-conditioner ventilation equipment, fire-proof/smoke exhaust valve, steel built-up cabinet and so on, which have reached both electromechanicalization and environmental protection. 　　Our company has cooperated with fire institutes of National Public Security for many times to develop fire-proof products these products have technically laid in the leading position of domestic market And widely used in national key project and sold to Hong Kong, Macao and Taiwan areas. Especially the voltage-control equipment for open fire-proof door and bullet-proof and fire-proof glass etc. have filled in gaps of the domestic. 　　Our company has been certificated by ISO9001 International quality system. 　　Our purpose is to provide first class service and good quality Longdian Brand products for social public safety and fire-proof cause.