AngelBiss Medical Technology Co., Ltd establish her first production facility in Shanghai since 2004, mainly engage in development and manufacturing of healthcare level respiratory therapy concentrators, surgical therapy units, sleep apnea therapy CPAP and air compressors. base upon her own reliable R&D capacity, AngelBiss has provided many quality pricing medical products to Chinese customers. AngelBiss, the brand can be sourced from end of last century. The critical technologies was brough in USA and Germany. And thus allow them to free of sale among 59 countries till today.