Beijing jian ni technology development co., LTD is located in chaoyang district of Beijing, the capital of China, the factory is located in China's Taiwan. Is a professional engaged in medical research and development and sales of enterprises, varicose veins socks since it was founded in 2007 with the domestic many medical device companies, medical institutions and pharmacies to achieve cooperation, at the same time with the domestic chain pharmacies and Internet shopping platform has established the long-term cooperation, the company owns ginnie JINNI, ni NIDO, da wei Toway, hao zhuo Howjoy, and many other well-known brands, products by country run by the user's attention and love!