DCC (Dairen Chemical Corp.) manufactures and supplies VAM, a main raw material for production of PVA and PVAc, to parent companies. It maintains the first VAM plant with an annual capacity of 85,000 MTY was licensed by Bayer AG (Germany). DCC successfully developed VAM down stream related products including EA, EVA Emulsion, VAE Re-dispersible Powder, Pyridine as well as high efficient catalyst for VAM production. In 1998, DCC transferred self-developed technology of Pyridine on turn key basis to CCP (Miao-Li Factory). Through its twenty years continuous effort and emphasis on R&D and quality improvement,