Beijing Hongrui Jingke Instrument Equipment Co., Ltd. is registered at 534, 5th floor, Building 1, Sanli, Ruixue Chuntang, Fangshan District, Beijing. The registration authority is the Market Supervision Administration of Fangshan District, Beijing, and the legal representative is Xie Changmei. Its business scope includes the sale of instruments and meters, mechanical equipment, Wujin Jiaodian (excluding electric bicycles), electronic products, communication equipment (excluding satellite receiving equipment), daily necessities, cultural and sports products (excluding audio-visual products), plastic products, paper products, metal materials, metal products, non-metallic products, mineral products, decorative materials, wood products, furniture, labor protection products, needle textiles, and chemical products (excluding hazardous chemicals); Technology development, technology services, technology transfer, and technology consulting (excluding intermediaries). (Market entities shall independently choose their business projects and carry out business activities in accordance with the law; for projects that require approval by law, they shall carry out business activities in accordance with the approved content after approval by relevant departments; they shall not engage in business activities prohibited or restricted by national and local industrial policies.)