Group 1 - The establishment of Chengde Meihe Technology Service Co., Ltd. has been recently reported, with a registered capital of 5 million RMB [1] - The legal representative of the company is Wang Meishuai [1] - The company's business scope includes a variety of services such as technology services, development, consulting, and promotion, as well as sales of metal materials and machinery [1] Group 2 - The company is involved in the retail of hardware products and sales of mining machinery and metal ores [1] - It also offers services related to the sales and leasing of mechanical equipment, and the sales of new metal functional materials [1] - The company is permitted to conduct ordinary goods warehousing services, excluding hazardous chemicals [1]