Xi'an Lanshan Biotechnology Co., Ltd is a professional manufacturer of animal and plant extract and other nature ingredients in China. We have 100000 grade GMP purification workshop, 8 separation and purification production lines, 2 countercurrent ultrasonic extraction production lines and microbial detection system. with an annual output of more than 20000 tons of various products. From the purchase of raw materials to the manufacturing and packaging of products, we have carried out strict quality control throughout the production process.