Daqing Dishanqian Chemical Technology Co., Ltd. was established on January 7, 2005, with its registered office located at No. 5 Jianhua South Street, Xinghua Park, Daqing High-tech Zone, Heilongjiang Province. The legal representative is Lei Xiuling. The business scope includes the sales and technical research of chemical products (excluding hazardous chemicals); collection, storage, and disposal of HW49 - Other Wastes (900-041-049) (refer to the Hazardous Waste Operation Permit No. 2306712004, valid until December 24, 2025); solid waste management; sales of metal products (excluding rare precious metals) and industrial plastic drums; environmental protection technology services and development; physical cleaning; machinery and equipment leasing; processing and sales of plastic products; sewage treatment and reuse; management, maintenance, and technical services for sewage treatment facilities; development of sewage treatment technology; research and sales of specialized environmental protection equipment; ordinary road freight transportation.