Zhejiang Yusong Technology Co., Ltd. ,integrated with R&D, manufactur,marketing and service, is now the largest manufacturer of Vehicle Audio & Visual System and ICE (In-car Entertainment) System of China,after 10 years' experience in this industry.Our clients, including the China Railway Ministry and Sany heavy industry, are also the best clients in China Mainland. Located in WestLake Science Park , Hangzhou Zhejiang Province, We have a factory of 8,600 Square meters. All of our products are reseached and developped by our own technicians. Besides,we have our own EMC labratory,material aging labratory,Professional equipments like Vibration impact test,High/low temperature test,simulation interference platform and so on.