[Video provided to chinadaily.com.cn]

The natural environment is the basis of human survival and development. Yanzhou district in Jining, Shandong province has been working hard to preserve a sound ecological environment. The quality of the local ecological environment continues to improve, making the sky bluer, the mountains greener, the water cleaner, and the environment more beautiful. Embracing the concept that lucid waters and lush mountains are invaluable assets, the district has taken major steps toward building a beautiful urban area.