TLONG is one of the world`s leading manufacture of gas control valve for gas heating equipment.We have 25 people R&D Department,and a number of patents have been obtained,More than 200 production employees and 30,000 square meters of workshop.
The main products of TLONG is TGV3 series thermostat valve,TGV508 multifunctional gas control valve,etc...

特龙电气是世界优秀的燃气加热设备控制元件和零部件研发和生产制造商。拥有各类专业技术人员52人。已获得多项国家专利，拥有生产员工200人以上，厂房面积30000平方米。公司主要产品有TGV3系列燃气温控阀、TGV508燃气多功能调节阀及各种燃气控制配件。