Construction and installation  
Zhuhai Jianan Group Co., Ltd. was established in 1987. In 1996, it was promoted to a state-level construction enterprise. It is the only municipal state-owned grade A construction general contracting enterprise in Zhuhai City.

The company has a number of contracting qualifications, including grade A general contracting of building construction work, grade A general contracting of municipal public construction work, grade A professional contracting of mechanical and electrical equipment installation, grade A professional contracting of building decoration engineering, grade B professional contracting of building curtain wall engineering, grade B professional contracting of steel structure engineering, grade C professional contracting of foundation and foundation engineering, grade C qualification for real estate development and grade B qualification for architectural decoration design.

The Hengqin International Science and Technology Innovation Center, located at the intersection of Huandao North Road and Houpu Road, Hengqin New Area, Zhuhai, is invested by Zhuhai Da Heng Qin Co., Ltd. It is designed and surveyed by Architecture Design and Research Institute of Guangdong Province, supervised by Zhongwai Tianli (Beijing) Engineering Management Consulting Co., Ltd. (No. 1-2 Building) and Henan Province Yuxing Project Management Co., Ltd. (#3-9 Building Foundation Pit), and built by Zhuhai Jianan Group Co., Ltd.

The civil engineering structure of #1-2 building (1 basement and 7 and 13 stories above ground) has a gross floor area of 63,503.06 m2, with basement area of 11,843.70 m, and above ground area of 51,659.36 m2. Frame-shear wall structured. The total height of Building #1 is 38.90 meters and Building #2 is 59.20 meters, and the seismic fortification intensity is 7. The indoor elevation +0.000 is equivalent to 4.700 meters above Yellow Sea Datum.