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Shandong Yisheng Gas Co., Ltd., headquartered in the hinterland of Qilu, at the source of the Yi River in Yiyuan County, Zibo City, Shandong Province, was established in 2006 with a total registered capital of 110 million yuan. The chairman is Zhu Guifang.

Shandong Yisheng Gas Co., Ltd. is an environmentally friendly, energy-saving, and emission-reducing production enterprise specializing in industrial-grade and food-grade liquid carbon dioxide and dry ice. With complete project approval procedures, the company owns six wholly-owned subsidiaries and has an annual production capacity of 1.5 million tons of liquid carbon dioxide and 300,000 tons of dry ice.

The company boasts a comprehensive management system, strict inspection and control procedures, domestically leading production equipment and production technology patents, first-class testing equipment, scientifically reliable technical processes, a high-quality technical R&D team, and an advanced and efficient laboratory. It is one of the largest liquid carbon dioxide production enterprises in the country.