Located in Baoan district Shenzhen city, Henhao (group) Co., Ltd was established in 2005. we are specialized in researching and designing car audio and video entertainment system - inversion power supply. We have gathered talents in cultivating and designing car dvd,car mp3,car bluetooth,car gps,car electronic products, engaged in researching, designing and marketing of the advanced car sound and car power supply. Dominated in Car industrial design, perfect combination of products and car, we supply all-in-one product design and supporting services for modernized cars