Hangzhou Zhonglong Chemical Technology Co., Ltd. was established on March 23, 2011. Its business scope includes the operation of other hazardous chemicals without storage (see the "Hazardous Chemicals Business License" for details, and the above-mentioned business scope is operated within the validity period of the license); Chemical technology, chemical raw materials and product technology development, technical consulting, and technical services; chemical raw materials and products, pesticides (except hazardous chemicals and easily toxic chemicals), metal materials sales; import and export of goods (prohibited by laws and administrative regulations Except for operating projects, projects restricted by laws and administrative regulations can only be operated after obtaining permits).