Group 1 - The establishment of Wujin District Hutang Zhongyu Lighting Business Unit, a sole proprietorship, has been registered with a legal representative named Tian Hongfei [1] - The registered capital of the business is 50,000 RMB [1] - The business scope includes general projects such as sales of lighting fixtures, hardware products, metal tools, and household appliances, among others [1] Group 2 - The company is involved in various sales activities including import and export of goods, technical services, and internet sales [1] - The business is permitted to operate independently within the scope of its business license, excluding projects that require approval [1]