Shenzhen Zaiwan Technology Co.,Ltd. is located in Shenzhen, China. We specializing in the manufacture of Aroma diffuser , humidifier,Mini USB Cooling fan.We have a strong parts supply working team to offer our customers the best quality goods with effective production.We are responsible for our goods. At the same time , we are enthusiastic in dealing with all kinds of OEM/ODM orders. Our customer all over the world. We appreciate you to visit our website and order items from our factory.