About us

Longterm Group holds "S" and "U" stamps of ASME(American Society of Mechanical Engineers)standards, a Class-A Boiler Manufacturing License, D1D2 Pressure Vessel Manufacturing License of China. We have established and maintained a Quality Management System certified according to the international Quality Standard IS09001.
Our products include power boilers, steam boilers,hot-water boilers, and organic thermal oil boilers which are fueled by the combustion of oil, natural gas, coal, biomass, electric heating, waste heat, etc. Products are widely used in power generation, heating, chemical industry, textile industry, food industry, paper industry, pavement, plastics, rubber, wood, etc..More than 15,000 customers from all over the world choose Our Brand. Our products not only serve well all over China, but also are exported to such countries/regions as the USA, Japan, Australia, Russia, Vietnam, Philippines, Malaysia, Indonesia, Pakistan, Kazakhstan, Egypt, and Africa.

Steam boiler factory