首开股份等成立新公司，含工程管理服务业务

Group 1 - The core point of the article is the establishment of a new company, Beijing Xintai Decoration Engineering Co., Ltd., which includes engineering management services in its business scope [1] - The new company has a registered capital of 10 million yuan and its business activities include residential interior decoration, engineering management services, residential water and electricity installation and maintenance services, and furniture installation and repair services [1] - The company is jointly owned by Shoukai Co., Ltd. (首开股份) through its wholly-owned subsidiary Beijing Shoukai Jingnan Real Estate Development Co., Ltd. and Beijing Lanzhi Real Estate Development Co., Ltd. [1]