How much is the pool area for the renovation of Xinliuzha Community in Miyun District?

The shared area coefficient of the renovation of Xinliuzha residential district in Miyun District is 15%. The building area outside the building is shared area, and the shanty towns are older, and the coefficient of shared area is 15%. The pool area is equal to the total construction area multiplied by the pool coefficient. The area coefficient of ordinary multi-storey residential buildings without underground computer room, shops at the bottom and overhead floors is 10%- 15%.