With over 600 staff members, Zhangjiagang Chemical Machinery Co., Ltd., one of the largest 100 machinery corporations in China, covers an area of l50mu. It is famous for the design and manufacture of pressure vessels and non-standard equipment in the fields of petroleum, chemical engineering, metallurgy, paper making, alumina, etc. Our company owns the design and manufacturing license on the first, second and third class pressure vessls. It has gained GB/T19001:2000-ISO9001:2000 quality system ...