China Online Education Group Files 2019 Annual Report on Form 20-F

BEIJING,April 6,2020 -- China Online Education Group ("51Talk" or the "Company") (NYSE: COE),a leading online education platform inChina,with core expertise in English education,today announced that it has filed its annual report on Form 20-F for the fiscal year endedDecember 31,2019with the Securities and Exchange Commission.

The annual report can be accessed on the Company's investor relations website athttp://ir.51talk.comand on the SEC's website atwww.sec.gov. The Company will provide a hard copy of the annual report containing its audited consolidated financial statements for the fiscal year endedDecember 31,2019,free of charge,to its shareholders and ADS holders upon request. Requests should be submitted toir@51talk.com.

About China Online Education Group

China Online Education Group (NYSE: COE) is a leading online education platform inChina,with core expertise in English education. The Company's mission is to make quality education accessible and affordable. The Company's online and mobile education platforms enable students acrossChinato take live interactive English lessons with overseas foreign teachers,on demand. The Company connects its students with a large pool of highly qualified foreign teachers that it assembled using a shared economy approach,and employs student and teacher feedback and data analytics to deliver a personalized learning experience to its students.

For more information,please visithttp://ir.51talk.com.

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