Our small port has a good sealing ability and stable chemical properties. The excellent chemical resistance,heat resistance and good compatibility with the Drugs give us a guarantee to use the products safely. From the input to the output, the products go through a series of professional tests and strict quality controlling procedure. The joint is produced in the clean plant with the whole working plant reaching to Class 10000, and some even for Class 100 million grade. Our workshops are designed which meet the GMP standard.