Tianjin Zhongjian Guokang Nanotechnology Co., Ltd., established on 2008-01-24, Business scope includes nano products,Medical device product technology development,transfer,consultation service;Medical device products,electric blanket,electronic product,Health Supplies,cosmetic,knitted goods,jewelry,Environmental protection products for water treatment,Production of bath equipment,wholesale,retail;Engage in import and export business permitted by national laws and regulations.(If the above business scope involves industry licensing, the license certificate,Operate within the validity period,If the country has special franchise regulations, it shall be handled in accordance with the regulations)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)