Established in 2003.zhongshan OPTEN Electrical Appliance Co., L td is a professional manufacturer of Electric Boiler,Instant Elctric Water Heater, Warm Mattress and Air Purifier.We are located in Fusha Town Zhongshan City Guangzdong Province where is one of the famous manufacturers base of home appliance in China. With more than 4000 square meters plant,excellent technology and experienced talented R&D team.Our products with own patented technology,it's innovate , safety and eneergy saving.As a professional manufacturer,we always place great emphasis on quality control.We have accquired ISO9001,CCC,CE and IEC certification.Adhering to complete quality inspection system,we are able to produce high quality products consistently according to the International Quality Standards.meanwhile,we also provide OEM/ODM service. We firmly believe that our expericed and talented team and excellent quality,professional service will surely be recongnized and respected from the majority of users. Look forward to the future,we sincerely invite you to cooperate with us and create the brilliancy together!