Rich Valley Technological Co.,Ltd (China) is located in Nanning City,Guangxi province,China. The Guangxi province is well know for its named of the world large-scale sugar cane, papaya and cassava cultivation bases. Moreover,Rich Valley Technological Co.,Ltd (China) through the combination & co-investement of Guangxi University and Guangxi Academy of Science,which have marstered the top-ranking biological technology in the world. With the combination of raw materials production bases and biological technology,we successfully found famous bio-engineering company to produce sweeteners & enzymes, such as : Isomalt, Trehalose, Sorbitol,Mannitol,Papain & ALDC etc. Thanks to our high quality products,we have win a great reputation in home & abroad market .