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As a professional manufacturer of smart home security products，ZNT has been in market for 16 years. In our own development centers in Wenzhou and Shenzhen，ideas and innovations are created that make us stronger and stronger. We produce doorbell，remote socket，smart home，solar sensor lightings and etc. in our Wenzhou factory and Thailand factory.

As a trading company in ZNT group，Cardinal was founded in Shenzhen in 2018. Over the years in ZNT，we have established deep relationship with lots of global customers，they trust us and always ask us to look for other electronics for them，it made us to start a trading company in 2018. We have an experienced foreign trading team that will continue to provide customers with the best products and service.