Chongqing Tonghui Gas Co., Ltd., founded in 2007, is a leading specialty gas manufacturer in Southwest China.
A high-tech enterprise focused on the circular economy and comprehensive utilization of resources. Our company is primarily engaged in the research, development, production, and sales of various bulk gases, food-grade and industrial-grade liquid carbon dioxide, cream chargers, small-bottle filling of food-grade carbon dioxide, dry ice, high-purity carbon dioxide, electronic-grade nitrogen monoxide, electronic-grade specialty gases, and related products.
In every step of the manufacturing to export processes, we invest millions and in maintenance, inspection and innovation to ensure your products well delivered.
In every step of the manufacturing to export processes, we invest millions and in maintenance, inspection and innovation to ensure your products well delivered.
In every step of the manufacturing to export processes, we invest millions and in maintenance, inspection and innovation to ensure your products well delivered.
In every step of the manufacturing to export processes, we invest millions and in maintenance, inspection and innovation to ensure your products well delivered.
Chongqing Tonghui Gas stands out with its leadership in specialty gases through cutting-edge technology and extensive industry experience, offering tailored high-quality products such as bulk gases, liquid CO2, and high-purity electronic gases. As an advocate of the circular economy
Chongqing Tonghui Gas leads in specialty gas innovation with a strong R&D team and advanced facilities.
We ensure top-quality gas products through international processes and rigorous quality control.
As a circular economy advocate, Chongqing Tonghui Gas practices sustainability and resource efficiency.
With a global network, Chongqing Tonghui Gas offers customized gas solutions and premium service worldwide.
Chongqing Tonghui Gas Co., Ltd. was founded, beginning its journey in the specialty gas industry.
Established in Ningxia to meet Northwest China's growing demand for carbon dioxide.
Entered the electronic-grade specialty gas market, supplying high-purity gases for semiconductors and photovoltaics.
Expanded into nitrous oxide production, strengthening Tonghui’s offerings for food and electronics industries.
Developed air separation technology to supply industrial gases and recycle carbon dioxide emissions.
Launched to focus on exporting core products, boosting professionalism and global reach.
Chongqing Tonghui Gas Co., Ltd. was founded, beginning its journey in the specialty gas industry.
Established in Ningxia to meet Northwest China's growing demand for carbon dioxide.
Entered the electronic-grade specialty gas market, supplying high-purity gases for semiconductors and photovoltaics.
Expanded into nitrous oxide production, strengthening Tonghui’s offerings for food and electronics industries.
Developed air separation technology to supply industrial gases and recycle carbon dioxide emissions.
Launched to focus on exporting core products, boosting professionalism and global reach.
