Who is the director of Zhang's production department?

Yin Pengcheng. According to official website of Zhangjiagang Chemical Machinery Co., Ltd., Zhangjiagang Chemical Machinery Co., Ltd. is one of the main suppliers of special high-end equipment for non-standard pressure vessels, and its production department is headed by Yin Pengcheng. Zhangjiagang Chemical Machinery Co., Ltd. is a well-known manufacturer specializing in the design and manufacture of non-standard pressure vessels in petrochemical industry, coal chemical industry, fine chemical industry, metallurgy, medicine, photovoltaic energy, nuclear power, offshore equipment, military industry and other industries.