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Published by xia, CrystalJan 09,2019

The holiday notice of Yaoertai and happy Chinese New Year!

Dear valued customers, Have a nice day! China’s Spring Festival is coming soon, we are hereby no...

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Published by xia, CrystalJan 08,2019

Talking about the development trend of smart lock and its...

In today’s society, technology is the core, intelligence is the trend, and the intelligence...

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Published by xia, CrystalDec 07,2018

Send you a set of Yaoertai security smart door lock maint...

Door lock is the first line of defense for home security. It is the primary guarantee for home se...

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