Petrochina filed annual report on form 20-f

New york, ny / accesswire / april 29, 2022 / petrochina company limited ("petrochina" or the "company", (sehk:0857)(nyse:ptr)(sse:601857) announced today that it has filed its annual report on form 20-f for the fiscal year ended december 31, 2021with the united states securities and exchange commission (the "sec"), which includes its audited financial statements. the report can be accessed through sec's website www.sec.gov and the company's website www.petrochina.com.cn.
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