Operator of a holding company with interests in air separation units (ASUs), synthesis gas, packed gas, hydrogen and clean energy with comprehensive capacities of technology research and development, sales, logistics as well as project construction and operation. The company, through its subsidiaries, offers air separation as well as the supply of oxygen-nitrogen-argon by way of pipeline benefits through its air separation units (ASUs) located all across China, enabling the metallurgy, chemistry, welding, electronics and medical care industries to avail refined rare gases at lower rates. It also engages in the manufacture of industrial chemicals.