We are a market leader in providing security solutions and installation for home, business and vehicles. Located in Shenzhen, established in 2010. We happily serve customers from all over the world. Sunrise Security has now become one of the leading Chinese companies in the research, design and

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SHENZHEN ZD TECH Co., Ltd Shenzhen ZD TECH Co., Ltd is one of the leading suppliers which specializes in designing and manufacturing RF Jamming Equipment and Wireless Coverage Products. RF Jamming Equipment includes Cell Phone Signal Jammer and RF Communication Jammer(20-6000MHz). ZD TECH is the

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