Anhui Tianjian Biological Environmental Protection Co., Ltd. was founded in 2007 (stock code 873408) and is a high-tech enterprise dedicated to the recycling of renewable resources. The company integrates research and development, production, and sales of kitchen waste treatment equipment, catering oil-water separation equipment, and underground sewage lifting equipment. Accumulated 149 patent applications, edited 3 national industry standards and the national architectural standard design atlas "Selection and Installation of Oil Separation Equipment for Catering Wastewater", and won nearly 100 honors.