Ningxia Tonghui Gas Co., Ltd.

  Ningxia Tonghui Gas Co., Ltd., a controlling subsidiary of Chongqing Tonghui Gas Co., Ltd., was established in May 2013 and is located in the Zhongwei Industrial Park in Ningxia. The company specializes in the research, development, production, and sales of food-grade liquid carbon dioxide as well as ultra-pure ammonia and ammonia water for electronic applications. Currently, the company has obtained multiple international certifications, including FSSC22000 and ISO9001, and its products serve markets across several provinces in the northwest region, including Shaanxi, Gansu, Ningxia, Qinghai, Xinjiang, Inner Mongolia, and Tibet.

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