Shandong Ruihong Biotechnology Co., Ltd. is located in the Chemical Industrial Park of Ningjin County in Dezhou City. Our company was set up in the year of 2014 and established cooperation relationship with Shandong Chemical Industry Research Institute. It’s a high-tech industry whose leading production is feed supplement and which is matched with pharmaceutical intermediates integrating research and development, production and sale at a whole. There are 150 employees at present 50 of whom are high-tech professional personnel. It has the domestic exclusive patent technology and the world's leading production technology. The total annual production capacity is 30000 tons including 15000 tons betaine hydrochloride, 15000 tons calcium sulfate by-product and 300 tons compound betaine. We ..