1. After confirming the product drawings with the customer, carry out sample production and test. (After the product passes the material test, it is put into the CNC machine tool for turning, Then welding the parts and pipe fittings after turning. After welding, the weld seam is polished, and then the helium detector is used for leak detection. After the leak detection is qualified, it is packaged)
2. Conduct mass production of products after passing the test.