Beisiwe was established in 2009 and dedicated to indoor air quality and human life.We are a professional manufacturer,specialized in developing aroma diffuser&humidifier.With 12years OEM/ODM and 8 years manufacturer experience, Beisiwe can provide advanced technology in a cost-effective way but also keep prime quality,quick delivery,warm service&sales team and strong RD support.We have 8 engineers with an average working experience of 10 years who research & development new product with patent, we also do product design solution. Especially the PCBA and more.To ensure reliable quality,our mature production line:equipment of SMT machine, lead-free wave soldering machine, ICT, computer controlled testing machine for inverter, aging power supply.(aging test) QC&QA testing machine as well as R&D used facilities and equipment.