Technicians observe the depth of clear water in Dazu Washing Plant of Chongqing Yongrong Mining Co., Ltd.

CHONGQING (CQNEWS) -- Dazu Washing Plant of Chongqing Yongrong Mining Co., Ltd. has successively invested more than 10 million yuan in environmental protection. It has adopted the most advanced washing process and clean coal in China. Its dust recovery and water recycling have reached national environmental protection standard.

In addition, it has carried out technical reform for the dense media hydrocyclone in 2011, which brings profits of more than 400,000 yuan. (Translated by Tan Hongxia, Fathom Language Limited)

The article was first published in CQNews.