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Share-based Compensation Expenses (Tables)

12 Months Ended

Dec. 31, 2015

Share-based Compensation Expenses [Abstract]

Summary the Company's option activity under the 2008 plan

		Number of options		Weighted Average Exercise Price		Weighted Average Remaining Contractual Life		Aggregate Intrinsic Value
				US$		In Years		US$'000
Outstanding at January 1, 2015		21,265,846		1.17		4.88		60,165
Granted		14,369,000		4.78
Exercised		(4,732,482	)	0.51
Forfeited		(820,553	)	3.21
Outstanding at December 31, 2015		30,081,811		2.94		7.01		71,711
Vested and expected to vest at December 31, 2015		28,908,784		2.90		6.95		70,063
Exercisable at December 31, 2015		9,537,339		0.83		3.77		42,853

Schedule of assumptions used to estimate the fair value of option grant on the date of grant

		2013				2014				2015
Expected volatility			50-52	%			50%- 51.1	%			50.9%- 51.7	%
Risk-free interest rate			1.08-1.75	%			1.99-2.6	%			2.09%- 2.24	%
Exercise multiple			2.2-2.8				2.2-2.8				2.2-2.8
Expected dividend yield			0	%			0	%			0	%
Expected term (in years)			6				6-10				10
Expected forfeiture rate (post-vesting)			0-20	%			0-20	%			0-20	%
Fair value of the common share on the date of option grant			US$0.91-1.98 RMB5.63-12.26				US$3.33-6.98 RMB20.66-43.31				US$4.21-5.26 RMB27.27-34.07

Summary of restricted shares activity

		Numbers of restricted shares		Weighted average grant date fair value
Outstanding as of January 1, 2015		179,382		3.36
Grant		100,914		4.82
Vested		(52,488	)	3.36
Forfeited		—		—
Outstanding as of December 31, 2015		227,808		4.00
Vested and expected to vest at December 31, 2015		227,808		4.00

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- References

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Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

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