Group 1 - A new company named Dajiang (Suzhou) Compressor Co., Ltd. has been established with a registered capital of 100,000 RMB [1] - The legal representative of the company is Shen Shouyun [1] - The business scope includes sales of gas compression machinery, mechanical equipment, electronic components, and various other products and services [1] Group 2 - The company is involved in the wholesale of hardware products, sales of lubricants, and sales of refrigeration and air conditioning equipment [1] - It also offers general equipment repair, installation services for ordinary mechanical equipment, and machinery rental [1] - Additional services include marketing planning, advertising production, and various technical services such as consulting and technology transfer [1]