Du yite Shanghai medical instrument Co., Ltd. was established in February 2009 with registered capital of 1 million yuan. Shanghai jiao tong university's first-class experimental facilities, using advanced scientific research and technology, specializing in functional water-soluble lubricating fluid of human research and application. Is a professional engaged in condoms, lubricants and other kinds of human class ii medical device products development, production and sales of high-tech companies. The company has two at home and abroad leading technologies: "ultra-low temperature magnetic rotary sterilization technology" and "natural anti-bacterial components of the vaginal pH value of the same body of water-soluble lubricant (accept number: 200, 910, 045, 268.6). " at present, the company, including human lubricating night series, the body care and lubrication shi li series, and private part series three series of products. Production, operation and function of various specifications of products as many as 30 varieties of balance. Product sales throughout, including zhejiang, jiangsu, anhui, jiangxi, heilongjiang, liaoning,