yes. According to the sewage treatment notice issued by Gansu Environmental Protection Bureau, it is known that the sewage treatment workshop owned by Power Plant of Jinchuan Group Co., Ltd. is an A-level enterprise of environmental protection standardization in Gansu Province, which undertakes the important responsibilities of sewage treatment and recycling of the group company, is the key element of the company's three wastes treatment and water resources recycling, and is the key area of national and provincial environmental protection supervision. The workshop has 4 sewage treatment stations, which are distributed in the second and third factory areas of the company, providing environmental protection support and guarantee for the company's green and high-quality development.