TDOOR(TSTCDOOR) was developed in automatic door field for more than 10 years, is one of the biggest global leading providers for automatic revolving door(TAR200, TAR300, TAR600), sliding door/Operator (TS300, TS800), telescopic door (TS800), hermetic door (TH100), radiation protection door, ward door, swing door etc.. More information please check our offical website http://www.tstcdoor.com