China Online Education Group to present at the dbVIC - Deutsche Bank ADR Virtual Investor Conference on November 14, 2018

BEIJING,Nov. 13,2018 -- China Online Education Group (NYSE: COE) based in Beijing,and focused on online education,today announcedthat China Online Education Group,Co-CFO Min Xu will present at the dbVIC - Deutsche Bank American Depositary Receipt (ADR) Virtual Investor Conference on November 14,2018. This virtual investor conference is aimed toward introducing global companies with ADR programs to investors.

DATE: November 14,2018

TIME: 10:00 a.m. EST

LINK: https://tinyurl.com/111415dbVICpre

This will be a live,interactive,online event in which investors are invited to ask international companies questions in real-time. They will be able to download the company's information in their "virtual trade booth" in the Exhibits section. If attendees are not able to join the event live on the day of the conference,an on-demand archive will be available for 90 days.

Participation is free of charge.

It is recommended that investors pre-register to save time and receive event updates.

China Online Education Group: Second Quarter 2018 Financial and Operational Highlights

Net revenues were RMB281.7 million (US$42.6 million),a 46.9% increase from RMB191.8 million for the second quarter of 2017.

Gross billings were RMB420.0 million (US$63.5 million),an 18.3% increase from RMB355.1 million for the second quarter of 2017.

Gross margin was 65.7%,compared with 62.9% for the second quarter of 2017.

Percentage of gross billings contributed by K-12 students was 83.5%,compared with 71.9% for the second quarter of 2017.

About China Online Education Group

51Talk,or China Online Education Group (NYSE: COE),is a leading online education platform in China,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 across China to take live one-on-one 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.

Contacts

China Online Education Group

Judy Piao

Investor Relations

+86-010-8342 6262

ir@51talk.com

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