Ruiyutongfeng tincture bacteriostatic liquid was developed and produced by Shouguang Ruifeng Biotechnology Development Co. , Ltd. (which has obtained the national invention patent of Gout tincture CN201810458162.8) , Shouguang Ruifeng Biotechnology Development Co. , Ltd. was founded by Zheng Yingjun. Shouguang is a greenhouse vegetable production base, the vast majority of vegetable farmers to food for economic resources, due to long-term production in high temperature and high humidity in the greenhouse,...