Former Yegang Group Yangtse River Chemicals Co. LTD.  established in 1965,one of the biggest citric acid and citrate salt manufacturer in China, It is main products includes citric acid anhydrous and citric acid monohydrate, sodium citrate, with annually producing capacity of 60000 metric tons, Registered trade mark is YANGTSE RIVER brand  ,our company employed more than 100  middle or senior class   technicians , and owns 500 pieces main producing and inspecting equipments, and 6 producing line imported abroad or china-made , use sweat potato and corn as mail  raw materials ,through biological fermentation producing flow, and refined extractation, among the daily management, executes strict militarized management, The products meet with the world standard and domestic standard ,GB/T8269--1998 of Chinese food additive standard ,CP95 or CP2000 of Chinese Pharmacopoeia,BP93 or BP98 of British Pharmacopoeia,EC330 of European standard,USP23 or USP24 of American Pharmacopoeia, and so on.