Zhejiang Jiashang Metal Surface Treatment Co., Ltd. is a large-scale stainless steel pickling enterprise. The company covers an area of 230 acres and has a construction area of about 120,000 square meters. The company has provided pickling and passivation services for many foreign-funded and listed companies such as Maiyu Environmental Protection (Denmark), Sulzer (Switzerland), Kunshan Xinlai and so on. The pickling service area covers large-scale marine desulfurization towers, medical food and other industries.