manual call point tc-zj402 wireless signal extender tcmk5413w wireless io module   jb-tb-tc5109 intelligent fire alarm control panel jty-gm-tc5161intelligent addressable smoke detector en 54 jtf-gom-tc5163 addressable somke and heat detector jtw-zom-tc5162- tiancheng addressable heat detecter tcmk5269 addressable input module tcmk 5265 addressable i/o module tcmk5263 addressable single i/o module tcmk5261 addressable input module   about us our company tiancheng fire protection equipment co., ltd (hereinafter referred as to tc) specializes in design and manufacture of high quality fire protection solutions for commercial, industrial and domestic applications. we have nearly 30 years experience in the field of fire protection industry. everlasting desire for innovation drives our company's product development progress. we are continuously exploring new technologies that help us live in a smart world. smart tc makes a more connected and caring place