Shanghai Flydigi Electronics Technology Co.,Ltd.

This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the (Block Diagram, Operational Description, Schematics) required to be submitted with this application be permanently withheld from public review.

The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors.

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