Weifang Hengfeng chemical Co., Ltd., which was established in 2003 and has a production and operation history of more than 10 years. The company is located in the beautiful kite capital Weifang, with convenient transportation and superior geographical position. In 2018,we invested 350 million yuan to build a high standard zinc chloride and zinc sulfate production line, covering an area of more than 100 mu. It adopted advanced automation equipment and technology, and introduced international advanced quality testing equipment and instruments, which effectively guaranteed the high quality of the products. After the production line is completed and put into operation, the annual output of zinc chloride is 50000 tons and zinc sulfate will reach 50000, and the sales revenue can reach 820 million yuan. It will become a professional zinc chloride production base at home and abroad. The company has established a standardized quality management system, testing and analyzing all raw materials and finished products in strict accordance with the requirements of national industry standards, and the product quality has reached the leading level of the same industry at home and abroad. The company has a professional transport capacity for dangerous goods. At present, transport vehicles have liquid dangerous goods transportation and solid dangerous goods transportation. At the same time, we have the business license for hazardous waste, create reasonable utilization of hazardous waste, and provide customers with high quality and good prices.。