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Subsequent Events	12 Months Ended
	Dec. 31, 2019
Subsequent Events [Abstract]
Subsequent Events	24.SUBSEQUENT EVENTS Since January 2020, a strain of coronavirus, or COVID-19 has spread rapidly to many parts of China. The Self-taught Higher Education Examination, or the STE, a state-administered exam in China for learners pursuing associate diplomas or bachelor’s degrees originally scheduled in April 2020, has been postponed by the Ministry of Education of the PRC as a result of the COVID-19 pandemic. In March 2020, the Group determined to adjust the service period to accommodate the rescheduled STE.

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The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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