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 Be...