Shanghai Qian Jing intelligence science and technology limited company (formerly the Le Jia Electric Company Limited ) was founded in 1983, is China's leading professional electrolysis water machine manufacturer.Companies in the industry took the lead through the ISO9001international quality system certification and ISO14001 environment system certification, in Shanghai and Zhejiang have built a production base, China has the most elite water machine technology R & D team. Its quality and technology have already gone beyond the same brand, with excellent products.