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Temporary Announcement

30 2021-03

Double star new material: internal control self-evaluation report
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30 2021-03

Double star new material: special audit report on funds occupation of related parties in the year
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30 2021-03

Double star new material: announcement of the resolution of the Board of Directors
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30 2021-03

Double Star New Material: Internal Control Assurance Report
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30 2021-03

Double star new materials: special description on the use of annual raised funds
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30 2021-03

Double Star New Material: Assurance Report on Annual Use of Raised Funds
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30 2021-03

Double Star New Material: independent opinions of independent directors on guarantee and other matters
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30 2021-03

Double star new material: annual report of independent directors
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