API standard gate valves, globe valves and check valves used in the petrochemical industry;

The power sector mainly uses high temperature and high pressure gate valves, globe valves, check valves, safety valves and some low-pressure butterfly valves and gate valves for water supply and drainage valves for power stations;

The chemical industry mainly uses stainless steel gate valve, globe valve, check valve;

The metallurgical industry mainly uses low-pressure large-caliber butterfly valve, oxygen globe valve and oxygen ball valve;

Low-pressure valves are mainly used in urban construction departments, such as large caliber gate valves in urban water pipelines, middle-line butterfly valves in building construction, and metal sealed butterfly valves in urban heating.

The oil pipeline mainly uses flat gate valve and ball valve;

Pharmaceutical industry mainly uses stainless steel ball valve;

The food industry mainly uses stainless steel ball valves.