Dear Students, our server has been encountering system errors and some features are not working properly (You can still watch video lessons and do video exercises). Our technical folks are dealing with these issues as we speak. We apologize for any inconvenience this might cause and will offer each student a 3-day extension of his/her subscription.

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Please feel free to contact us for assistance if you have any questions.
Tel:
Tel: +86-10-5162.7682
Student Inquiry:
Student Support:
Media contact:
Office Address:
Room 1209, Digital Tower A, Zhongguancun S. St. #2, Haidian District, Beijing, China, 100086

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