Shanghai Tongying Gas Chemical Co., Ltd. is a professional company dedicated to providing customers with special gases and integrated services. Relying on its own resources at home and abroad, the company produces and distributes liquid deuterium gas, and develops various special gases and special gases. At present, the high-purity gas, standard gas, mixed gas, special gas special pipe valves, gas packaging containers and other products sold have all passed the standard material certification of the National Bureau of Technical Supervision.

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