Rizhao Lanxing Chemical Industry Co., Ltd.

Production and sales of hydrochloric acid (the validity period is subject to the registration certificate of the hazardous chemicals production unit) (the validity period is subject to the safety production license); manufacturing and technology research and development of silane coupling agent silicone series; operating the company's self-produced products and The import and export business of technology; the import business of raw and auxiliary materials, mechanical equipment, instrumentation, spare parts, spare parts and related technologies required for the production and scientific research of the enterprise (except for goods and technologies that are restricted by the state and are prohibited from import and export by the state) ) (Projects that require approval according to law can only carry out business activities after approval by relevant departments).