Established in 2002, Zhejiang TPM Pneumatic-Elements & Pipelines Co., Ltd. is the leading manufacturer producing pneumatic fittings and gas pipes in China. Our company is located in Yueqing, Zhejiang with over 20 subsidiaries. TPM product category includes tube connectors (push-in fittings), silencers, speed controllers, hand valves, air treatment, air cylinders, solenoid valves, pu tubes, air press punches, stainless steel gas connectors, and corrugated stainless steel tubes (flexible gas ...