Shenmu County is China's largest coal producing county where serious environmental problems are induced by the over exploitation of the coal resources. However, to pursue economic interest, it continues and even accelerate the predatory exploitation at the expense of the environment Luo Yanrong is a blaster in Shenmu. He and several other workmates share a room where there is neither bathroom nor toilet. The food of the mine’s canteen is pretty bad. He once got injured at work in a blast. In order to support his family and his children’s education, he has been working in the mine for over a decade. Xu, a miner in Yibin City of Si Chuan Province, died in a gas explosion. His family are immersed in deep grief