Ningbo Ding'an Electric Co., Ltd. Established in 1998, specializes in the research, development, manufacturing and assembly of household water purifier & water dispenser, commercial and industry water treatment.Ding'an is located in the south bank of the Hangzhou Bay Bridge across the sea, Ningbo, Zhejiang, China, covering an area of 40000square meter, equipped with advanced production equipment and test devices, under ISO9001 quality management system, ISO14001 environment management system and OHSAS18001 occupational health and safety management system, the annual production capacity is 12 million filters, more than 1 million RO household water purifier.Ding'an has gotten kinds of mainstream international certificates, including CE/CB/SASO/ROHS/UL/NSF. After years of development, one of the largest OEM production bases of water purifiers in China.