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Accounts receivable, net (Tables)

12 Months Ended

Dec. 31, 2018

Accounts Receivable, Net [Abstract]

Schedule of accounts receivable

		December 31, 2017				December 31, 2018
		RMB				RMB
Accounts receivable, gross:			8,885				52,746
Less: allowance for doubtful accounts			(418	)			(491	)
Accounts receivable, net			8,467				52,255

Schedule of allowance for doubtful accounts

		December 31, 2016				December 31, 2017				December 31, 2018
			RMB				RMB				RMB
Balance at the beginning of the period			-				-				418
Additions charged to bad debt expense			-				418				491
Write-off of bad debt allowance			-				-				(418	)
Balance at the end of the period			-				418				491

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- Definition

Tabular disclosure of the allowance for doubtful accounts.

+ References

No definition available.

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- References

No definition available.

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- Definition

Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3,4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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