About us


Shenzhen Tongtianxia Cross-Border Business Co., Ltd. was established in 2016 and has 8 years of experience in the security manufacturing industry. Our company are specialized in alarms, surveillance camera, doorbell, locks products in China. All products are certified by CE, MSDS, ISO, ROHS, FCC etc.


We can quickly respond to the changing needs of customers, providing effective OEM & ODM services. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements.

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