http://www.kn95maskfactory.net/ Shenzhen Jielixin Technology Co., Ltd. is a privately-owned enterprise specializing in the production and processing of medical products such as masks and protective clothing. The company's headquarter is located at 33 Jincheng Road, Pinghu Street, Pinghu Town, Longgang District, Shenzhen. The company's professional technology has led to the company's excellent quality. At presnet/