COMPANY

272021-04

PROXY FORM FOR USE IN THE ANNUAL GENERAL MEETING

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NOTICE OF CLASS MEETING FOR HOLDERS OF DOMESTIC SHARES

272021-04

NOTICE OF CLASS MEETING FOR HOLDERS OF H SHARES

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NOTICE OF ANNUAL GENERAL MEETING

272021-04

202021-04

I. PROPOSED RE-ELECTION AND NEW APPOINTMENT OF DIRECTORS AND SHAREHOLDER REPRESENTATIVE SUPERVISORS; AND II.PROPOSED NON-REAPPOINTMENT OF INTERNATIONAL AUDITOR AND RE-APPOINTMENT OF DOMESTIC AUDITOR FOR 2021

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INSIDE INFORMATION ANNOUNCEMENT-RESULTS ESTIMATE OF JONHON OPTRONIC FOR THE FIRST QUARTER OF THE YEAR OF 2021

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Monthly Return of Equity Issuer on Movements in Securities

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Overseas Regulatory Announcement - 2020 Annual Report of Hongdu Aviation

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Overseas Regulatory Announcement - 2020 Annual Report of AVIC Avionics