Jingjin Environmental Protection Co., Ltd., founded in 1988, is located in Dezhou of Shandong province, a national garden city, which boasts “prominent transportation, the gate to Beijing”. The company is a complex environmental protection service provider of filter outfit production, filter technology overall plan solution and environment protection project contraction and operation. It is also the vice-president unit of China Environmental Protection Industry Association and the primary drafter of national standards for pressure filters and filter plates. The pressure filter’s production capacity and sales volume remain the largest worldwide for twelve consecutive years, and sells to 123 countries and regions. Jingjin trademark has been recognized as a ‘Famous Chinese Trademark’ by the State Administration for Industry and Commerce of China, and is also protected by Madrid International Trademark Registration. Water Jiang, chairman of Jingjin was awarded National Labor Medal and National Model Worker, subsidized with special allowance of the State Council and received by President Xi Jinping. In July, 2014, Premier Li Keqiang fully recognized and highly praised Jingjin for its environmental protection philosophy and practice of “Turning sewage into pure water and sludge into resource” while inspecting Jingjin.