ZHE JIANG RIWA GROUP CO.,LTD.is located in Hangzhou which is full of economic vitality city in the long triangle area. RIWA is a modern private enterprise which adopt the group system manual, set up in 2004. The industry involves the pigment chemical industry, the network technology, the import and export business, the investment, the education and relevant fields. RIWA owns seven holding companies and wholly-owned company limited. Our total assets surpasses two hundred million RMB and the annual sales is up to five hundred million RMB. RIWA GROUP is a large group of pigment chemical, HANGZHOU RIWA CHEMICALS CO.,LTD., HANGZHOU RONGCAI INDUSTRY CO.,LTD., JIANGSU RIWA CHEMICALS CO.,LTD., LIANYUNGANG RUIHUA CHEMICALS CO.,LTD., HANGZHOU RIWA IMPORT AND EXPORT CO.,LTD., ANHUI CHIZHOU TAIYANG PIGMENT CO.,LTD, HEBEI WUQIANG QILONG CHEMICALS CO.,LTD., HANGZHOU YUZHUO NETWORK TECHNOLOGY CO.,LTD., belong to RIWA GROUP. RIWA manufacture and sell specially RIWA, RWCOLOR&HANGCOLOR pigment. All of these products are widely used in ink, paint, coating, plastic, rubber, paste, arts pigment and stationery etc. relevant field and have a good reputation in the field. HANGZHOU YUZHUO NETWORK TECHNOLOGY CO.,LTD. creat and operate the “EKOUW”, which constructs the base in the large-scale shopping and recreation area in the national main cities. HANGZHOU RIWA IMPORT AND EXPORT CO.,LTD. and HUANGSHAN RIHUA TRADE CO.,LTD. have a good reputation in the chemical comprehensive import and export company. HUANGSHAN KEDA ELECTRICAL APPLIANCE is the key enterprise of the low-voltage apparatus industry. HUANGSHAN SHEXIAN KEDA VOCATIONAL COLLEGE trains more than 500 professionals for SHEXIAN. The enterprise makes innovations constantly, insists the standardized management, has established a set of scientific, rigorous, systemic management system and the system flow which matches with it, and introduces the informationalized management system comprehensively. The enterprise has passed the ISO9001:2008 quality control system authentication successively, the ISO14001:2004 environmental management system authentication and the OHSAS18001:2001 occupational health safety control system authentication. The annual output is more than ten thousand tons. The enterprise is equipped with the municipal research and development technology center, owns the advanced and perfect examination facility, the strict management and the quality assurance system. What's more, it is elected a international quality credit “AAA” enterprise, the bank credit “AAA” enterprise by China Product Quality Association.