Group 1 - A new company, Shanghai Xiwei Office Equipment Co., Ltd., has been established with a registered capital of 50,000 RMB [1] - The legal representative of the company is Yang Xianglin [1] - The business scope includes sales of office equipment, electronic products, office supplies, and wholesale and retail of stationery [1] Group 2 - The company also offers services such as computer and office equipment maintenance, and leasing of office equipment [1] - Additional activities include sales of digital video monitoring systems, network equipment, and security system monitoring services [1] - The company operates independently based on its business license, except for projects that require approval [1]