The registered address of Beijing Ruichi High tech Co., Ltd. is A639, 6th floor, north of Guangyang Street, Changyang Town, Fangshan District, Beijing. The registration authority is the Market Supervision Administration of Fangshan District, Beijing, and the legal representative is Mu Jiangang. The business scope includes technology development, technology promotion, technology transfer, technology consulting (excluding intermediaries), and technology services; Development and promotion of new material technology; Development and promotion of energy-saving technologies; Selling metal materials, metal products, non-metallic ores and products, metal ores, ceramic products, refractory materials, mechanical equipment, instruments and meters, mineral products, electronic products, computer hardware and auxiliary equipment, arts and crafts, cultural and sports equipment (excluding audio-visual products), coal (not conducting physical coal sales, storage and transportation activities in Beijing), chemical products (excluding hazardous chemicals), steel, medical equipment; Economic and trade consulting; Organize cultural and artistic exchange activities (excluding performances); Organize exhibitions and displays; Conference services; Corporate image planning; Design, produce, represent, and publish advertising materials; Import and export of goods (excluding goods under state-owned trade management), and import and export of technology; Agent import and export; Road freight transportation. (Enterprises shall independently choose their business projects and carry out business activities in accordance with the law; for road freight transportation and projects that require approval according to the 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 the industrial policies of this city.)