Leping Yongxin Chemical Co., Ltd.

Licensed items: Tetramethylethylenediamine (200t/a), Pentamethyldiethylenetriamine (100t/a), 3,5-dimethylpiperidine (30t/a), N-methylmorpholine (50t/a) (valid until September 27, 2023) General items: Sales of chemical products (excluding hazardous chemicals); sales of clothing, hardware and electrical machinery, machinery and equipment, vegetables, flowers and trees, seedlings and plants, self-operation and agency of the import and export business of the company's products and other commodities and technologies. (In addition to the licensed business, the company can independently operate projects that are not prohibited or restricted by laws and regulations in accordance with the law)