Shandong Linqu Oasis Environmental Protection Equipment Co., Ltd. was founded in 1954, mainly engaged in mechanical design and manufacturing. We have been engaged in the environmental protection industry since 1990 and are a professional environmental protection company that integrates design, manufacturing, installation, and service. The company obtained the environmental protection facility operation qualification certificate issued by the State Environmental Protection Administration in 1999; In 2000, it was recognized as a high-tech enterprise by the Department of Science and Technology of Shandong Province. In 2001, it was awarded the Class B Environmental Engineering Design Certificate by the State Environmental Protection Administration. In February 2010, it was awarded the Class B Environmental Engineering Design Certificate by the Department of Housing and Urban Rural Development of Shandong Province. The filter press, air flotation machine, grid cleaning machine, mud scraper, and belt press filter have obtained the Shandong Province Environmental Protection Product Use Certification. The company currently has 160 employees, including 18 technical personnel; Fixed assets of 26 million yuan, covering an area of 35000 square meters and a building area of 10000 square meters. We have three major series of products including environmental engineering technology, environmental equipment, and plastic products, with over 100 specifications and models. Our company has independently developed the LYZ integrated treatment technology and complete set of equipment for alcohol waste mash. In 1998, it was appraised by the Shandong Provincial Science and Technology Commission, and the technology and equipment have reached the advanced level in China. This device and technology were confirmed by the State Environmental Protection Administration as a state-owned key practical technology for environmental protection in 1999. Among them, the filter press, air flotation machine, and UASB anaerobic device have been successfully applied in this process. The ATS urban sewage treatment process developed by the company has been successfully applied in Shandong Linqu Sewage Treatment Plant, Yiyuan Sewage Treatment Plant, and Yishui Sewage Treatment Plant. The AIC high-efficiency anaerobic tank developed by the company has been successfully applied in Shandong Rizhao Mount Taishan Jiejing Chemical Co., Ltd. and Weifang Yingxuan Industrial Co., Ltd. Environmental engineering: process design, construction, installation, commissioning and technical consulting, facility operation management. Environmental protection equipment: 1-1000m2 series box type, plate and frame filter press; DJF, UASB, AIC steel anaerobic devices of various specifications; 5-300m3/h air flotation machine; Rotating water distributor; Various models of grid cleaning machines, vertical separators, microfiltrations, peripheral transmission scraper suction machines, sludge thickeners, belt press filters, etc. Plastic products: various types of biochemical fillers, aerators, ABS pipe fittings, polyethylene pipes, and filter plates for various materials and specifications of filter presses.