"Quality as the pioneer, service as the backup force." is our business concept.

vacuum ball valve, differential pressure vacuum valve, electromagnetic vacuum valve, Inflatable vacuum valve, vacuum butterfly valve, vacuum baffle valve, vacuum Gate valve" are solid. The valve are driven approach: handle, pneumatic, electromagnetic, electric. Each product goes through rigorous test and helium mass spectrometer leak test.

Used in the field of vacuum technology, like machinery, electronics, metallurgy, refrigeration, medicine, food, energy, environmental protection, scientific research, and etc. Our products as stable performance and reasonable price got domestic and foreign customers praise and trust.