Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of Reconciliation of Effective Tax Rate and Statutory Income Tax Rate Applicable to PRC Operations

China - continued

The reconciliation of the effective tax rate and the statutory income tax rate applicable to PRC operations is as follows:

	For the years ended December 31,
	2016			2017			2018
	RMB			RMB			RMB
Loss before income tax expenses		(253,567	)		(913,824	)		(928,660	)
Income tax expenses computed at    applicable tax rates of 25%		(63,392	)		(228,456	)		(232,165	)
Non-deductible and super deduction expenses		2,477			(3,490	)		(8,013	)
Effect of tax holidays and preferential tax rates		24,808			130,296			64,029
Change in valuation allowance		36,107			101,650			176,149
Income tax expenses		—			—			—

Schedule of Components of Deferred Income Tax

The components of deferred taxes are as follows

	As of December 31,
	2017			2018
	RMB			RMB
Non-current deferred tax assets
Accrued expenses		5,108			13,270
Advertising expenses carry-forwards		87,600			87,600
Net operating loss carry-forwards		117,031			285,018
Total non-current deferred tax assets		209,739			385,888
Less: valuation allowance		(209,739	)		(385,888	)
Non-current deferred tax assets, net		—			—
Total non-current deferred tax liabilities		—			—