Zung Sung Enterprise Co., Ltd is an ISO 9001:2015 approved exporter & manufacturer of auto parts.  Zung Sung was founded in 1989 sincerely presents customers with its qualified flasher relay , Auto Flasher ,  LED Flasher , Solenoid starter switch, Circuit breaker ..etc. Zung Sung is a professional auto parts(such as: car relay manufacturer)and supplier, we have our own factory and the factory is located in  Hemei township, Chang Hua county, Taiwan. As a profe...