Since its establishment, Yuhua has been pursuing the spirit of excellence，ingenuity and fine manufacturing，committed to the development of coal slime，foam coal，sludge and other mud and powder materials dehydration，drying technology and equipment research and manufacturing. A number of technologies for the domestic initiative and stand in the international forefront，has obtained 16 national invention patents，more than 20 utility model patents，and participated in the national high-tech research and Development 863 program related projects. In the field of slime drying，the rotary-wing forced fluidization drying technology is the only designated technology in the industry in the "Technical Catalogue of Products Recommended to Foreign Countries issued by the Ministry of Commerce of the People's Republic of China. This technology has reached the international advanced level through provincial and national scientific and technological achievements appraisal for many times，and won the second prize of China Coal Industry Science and Technology Award. In the field of sludge innocuity disposal in 2008，shenyang YuHua environmental protection co.,Ltd.，built the first set of domestic USES waste heat power plant of sludge drying and incineration power generation of sludge treatment system,8 department of the State Council members to the scene after the on-the-spot investigation，give a high evaluation，called："for our trip out of the city and the enterprise the new way of sewage treatment plant sludge treatment problem！It should be promoted across the board！". The project was rated as "2010 National Key Environmental protection Practical Technology Demonstration Project" by the Ministry of Environmental Protection. In the field of slime dehydration，since the first domestic mine belt filter press came out in 1998,Yuhua environmental Protection company has provided nearly 500 sets of belt filter press for slime dehydration market，to solve the dehydration problem of high ash fine mud. Shenyang Yuhua Environmental Protection Co., Ltd. with the international leading rotor drying and environmental protection technology，dedicated to your service，is the best choice for coal and sludge drying. Choose Yuhua，harvest satisfaction!