Full First Quarter 2021 Report

Quarterly Disclosure Notice

Announcement on the Independent Director's Qualification Certificate

Announcement on Obtaining Utility Model and Appearance Patents

2020 Annual Equity Distribution Implementation Announcement

Announcement on the Completion of Capital Increase and Industrial and Commercial Change Registration of Wholly Owned Subsidiaries

Legal Opinion of Shanghai Oriental Huayin Law Firm on the 2020 Annual General Meeting of Jiangsu Yitong High-Tech Co.

Announcement of Resolutions of the 2020 Annual General Meeting of Shareholders

Announcement on the Change of Name of a Wholly-owned Subsidiary and the Completion of Industrial and Commercial Change Registration

Announcement on Obtaking Computer Software Copyright Registration Certificate

Announcement on Completion of Industrial and Commercial Change Registration

About the use of part of the idle own funds to buy financial products progress announcement

Announcement on the re-identification of the company through high-tech enterprises

Announcement on Stock Pledge by the Controlling Shareholder of the Company

About the use of part of the idle own funds to buy financial products progress announcement

Announcement on the Notice of Convening the 2020 Annual General Meeting of Shareholders

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