Group 1 - The company "宅久居（上海）新材料科技有限公司" has been established with a registered capital of 100,000 RMB [1] - The legal representative of the company is Yu Chuchu [1] - The business scope includes a wide range of services such as technology services, project planning, public relations, and various sales including home goods, textiles, hardware, and chemical products [1] Group 2 - The company is authorized to conduct business activities independently based on its business license, except for projects that require approval [1]