Weifang Kaisheng Chemical Co., Ltd

Sales: chemical products (excluding dangerous and precursor chemicals), coal; installation and sales: heating equipment and supporting equipment; operating the export business of the company's self-produced products and technologies; operating raw materials required for the company's production and scientific research Import business of auxiliary materials instruments, mechanical equipment, spare parts and technology; export business of oil field machinery, drilling platforms and other mechanical equipment. (Projects that require approval according to law can only carry out business activities after approval by relevant departments)