Tianjin Ren long Technology Development Co., Ltd.   

                                  Tianjin Ren long science and technology development limited company is located in   Tianjin He Dong District of Lushan Mountain street sun City, is a collection research and development, production, sales and service as one of the enterprises, the company adhering to the "honest and trustworthy," by the people and the operating principle, adhere to the "principle of dedication win-win cooperation" for the domestic and international customer service, create brilliance. Welcome all the friends come to visit, investigate and negotiate business.