2011 DEWIN was established by Mr. Wen Hui who is the first lecturer of Alibaba in Shaanxi Province. DEWIN ALIBABA.COM IS ON LINE . 2012 DEWIN products were passed ROHS and sold to Rusia ,Brazil ,US , South Africa , Germany , Italy and so on. We are responsible for quality control on line by ISO 9001:2000 . Ensure Normal Quality Control based on PPAP documents. 2013 QC, ...   |