In the short period of 10, the company has made outstanding contributions to the construction and development of Shenzhen: Agricultural Bank Building, Huari Building, Ruichang Building, Highway Building, Huangxing Building, Hezheng Xingyuan, Xinyuan Community Phase I and Phase II Project, Longquan Hotel, Sailong Haoxuan, Cuiyaju, Happy Coast, Nanrong Hotel, Belle Shoes Factory, and so on have been built in Shenzhen. Dozens of large-scale projects are under construction, including Shenzhen Bay Ecological Science and Technology City, China Life Building, Hainan Airlines Building, Shenzhen Radio and Television Building, Dacheng Fund Building, Essence Securities Building, Dabaihui Comprehensive Project, Ganzhou City Investment and Xinjiang Twin Towers Project. Among them, Shuangzitan in Xinjiang has a construction area of 500,000 ㎡ and an investment of 5 billion yuan, which sets an example for the mainland to provide technical support to the hard areas in Xinjiang. Shenzhen Bay Natural Gas Science and Technology City has a construction area of 470,000 ㎡. As a key star project in Shenzhen, Ganzhou City has a construction area of 6 1 10,000 ㎡. It is a super-large project with a total investment of 4 billion yuan, a construction area of 6 1 10,000 ㎡ and four underground floors with a total investment of 2.2 billion yuan and a construction area of 230,000 ㎡. It is the tallest building in Hainan, and the total cost of engineering supervision business reaches about 95 million.