The Yiwan Mansion project is located in Longhua Street, Longhua District (next to Yicheng Center Phase 10). It was formerly the 01-04 plot of the Shenzhen North (Longhua) Business Center Phase II Urban Renewal Unit. The project has a total construction area of ​​approximately 75,000 square meters, with residential construction area of ​​approximately 29,000 square meters. It consists of two buildings with a total of 335 units (including 120 affordable housing units). Unit 2 of Building 1 contains 120 affordable housing units, while Unit 3 of Building 1 contains 215 commercial housing units. A 9-classroom kindergarten is also included.

Supply and installation of main air conditioning multi-split systems, 1380 indoor units.