Multiple trademarks such as "Optical Selection" and other trademarks such as "Optical Selection"

The Tianyancha APP shows that the operation helped the association of the boat out of the sea education technology (Beijing) Co., Ltd. day.For advertising sales, office supplies, scientific instruments, etc., the current trademark status is in the application.

According to reports, the operation is reported to sell intelligent education hardware such as intelligent learning pens and dictionary pens through the live broadcast platform, and has also been recruited by the recruitment platform.

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