It said in a new decree that low-income and ethnic people should get land-use tax and fee cuts.
Information about property be publicized and transaction should increasingly be made cashless to ensure a healthy market and prevent speculation, it said.
The decree only allows land acquisition after a plan to relocate and support inhabitants is approved.
It stipulates that relocation areas should be built first and relocated people should have an equal or better quality of life in the new area.
It abandons the use of official land prices, and said instead they would be determined by the market.