Chongqing Tonghui Gas Co., Ltd.

  Chongqing Tonghui Gas Co., Ltd. was established in 2007 and specializes in specialty gases for the electronics industry, new electronic materials, carbon dioxide, and bulk gases. It is a comprehensive, technology-driven, resource-conserving, and environmentally friendly enterprise integrating R&D, production, sales, and storage & transportation.

  The company boasts an extensive product portfolio that covers a wide range of bulk gases, including oxygen, nitrogen, and argon, as well as industrial-grade carbon dioxide, food-grade carbon dioxide, electronic-grade liquid carbon dioxide, and dry ice; electronic-grade nitrous oxide, food-grade nitrous oxide, medical-grade oxygen, electronic-grade ultrapure ammonia, electronic-grade germane and germane mixtures, electronic-grade phosphine and phosphine mixtures, and electronic-grade silane and silane mixtures—all high-purity, specialty gases tailored for the electronics industry.

  Leveraging advanced production technologies, the company provides high-quality food-grade carbon dioxide for the carbonated beverage market and high-purity electronic gases for high-tech industries such as semiconductors, panels, photovoltaics, and optoelectronics. Our products are exported to numerous countries and regions, including Southeast Asia, Europe, and the Middle East.

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