Ningbo Zhenhai Yuanda Electromechanical Manufacturing Co., Ltd. is engaged in the development and production of air purifiers. A subsidiary of Yuanda Environment Technology, we aim to create a clean living space and improve the quality of life. Our new generation of air purifiers integrates nanometer photo-catalyst technology, powerful UV sterilization, and a 13-cycle air filtering system. Marketing under our "Angel" brand name, our purifiers are characterized by their outstanding ...