Manhattan commercial plaza, the biggest commercial project in Beihai at that time, is invested and developed by the Hejia real estate. Investment of the project reaches to above 700million. It has an overall floorage of 220,000 square meters, including an area of 150,000 square meters for residence and 70,000 square meters for commerce. Including 3 26-storey serviced apartments, 2 30-storey urban high-end residential buildings and 5-storey commercial area in the underground, it is a large scale complex which integrates office buildings, commerce-residence, recreation and entertainment, and shopping centers.