Zhejiang Liyi Security Protection Co.,Ltd is one of the first regular members of "China Security Association" and "China Security Department". We specialize in manufacturing emergency light bars, sirens and controllers, police equipments and other security-related products, which have been used by over 100 police departments and in thousands of emergency vehicles in China. Due to our excellent service and the reliable quality of our products, for 10 consecutive years, Liyi Security Protection...
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