One Way Valves

One Way Valve, also called Check Valve or Valve Assembly-Vacuum Check; it is also known as Non-Return Valve. Its advantage is to minimize damage to equipment by preventing black flow. Chuan Jieen provides two types which are diaphragm type and spring type referring to the structure. One way valves are widely used in many different fields, such as automotive industry, medical industry, mechanical equipment, communication equipment, testing equipment, home appliance industry...and so on.