According to the high German map, Xining City, the seventh sewage treatment plant construction unit for the Xining City Huangshui Investment Management Co.
Xining City, the seventh sewage treatment plant using the "park on the ground, underground sewage" buried design, sewage treatment and ecological protection of the organic integration, after completion will greatly improve the surrounding water environment, the treatment of water pollution, the protection of water quality and ecological balance of the local watersheds is of great significance.