In 1992, Sunstar Electronic Co. Ltd was established in Hong Kong with its main business in development and research in lead acid batteries. In 2003, Sunstar Technologies Holdings Limited was set up as a group company with its two main shareholders Toyama Electronic Co, Ltd. and Sunstar Electronic Co. Ltd in Hong Kong. The company has mainly produced and sold the three different kinds of hi-tech products including Lead-acid batteries, Alarm systems and Electronic igniters. Since 2003, Sunstar devoted itself to research and development in the products and has done market jobs and offered after-sales services. We have 5 production bases in Mainland China where we have 3 factories to produce lead-acid batteries. The 5 produce bases are independent corporate bodies and all of them have been awarded with ISO9001, UL, CE, VdS and 3C certificates from the authoritative organizers.