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Share-based Compensation (Tables)

12 Months Ended

Dec. 31, 2022

Share-based Compensation

Summary of share-based compensation

​

​	​	​	​	​	​	​	​	​
​	​	For the year ended December 31,
​	​	2020	​	2021	​	2022	​	2022
​		RMB		RMB		RMB		US$
Cost of revenues		14,789		11,484		7,052		1,022
Selling and marketing expenses		2,370		3,431		2,259		328
General and administrative expenses		16,128		12,496		9,659		1,400
Research and development expenses		17,454		9,948		10,263		1,488
Total		50,741		37,359		29,233		4,238

​

summary of the company's stock options activities

​

​	​	​	​	​	​	​	​	​	​	​	​	​
​		​		​		​		​		​		​
​	​	​	​	​	​	​	​	Weighted average	​	Remaining	​	Aggregated
​	​	Employees	​	Consultants	​	Total	​	exercise price	​	contractual life	​	intrinsic value
​	​	(in thousands)	​	(in thousands)	​	(in thousands)	​	US$	​	​	​	RMB
​	​	​	​	​	​	​	​	​	​	​	​	​
Outstanding at January 1, 2020		11,821		500		12,321		0.0001		2.75		43,011
Granted		32,932		363		33,295		0.0001		—		—
Exercised		(3,235)		—		(3,235)		0.0001		—		—
Forfeited		(3,714)		—		(3,714)		0.0001		—		—
Outstanding at December 31, 2020		37,804		863		38,667		0.0001		3.09		48,921
Exercisable as of December 31, 2020		5,002		250		5,252		0.0001		—		6,644
​	​	​	​	​	​	​	​	​	​	​	​	​
Outstanding at January 1, 2021		37,804		863		38,667		0.0001		3.09		48,921
Granted		32,389		—		32,389		0.0001		—		—
Exercised		(4,925)		—		(4,925)		0.0001		—		—
Forfeited		(15,571)		—		(15,571)		0.0001		—		—
Outstanding at December 31, 2021		49,697		863		50,560		0.0001		2.56		29,786
Exercisable as of December 31, 2021		8,216		341		8,557		0.0001		—		5,041
​	​	​	​	​	​	​	​	​	​	​	​	​
Outstanding at January 1, 2022	​	49,697	​	863	​	50,560	​	0.0001	​	2.56	​	29,786
Granted	​	24,924	​	—	​	24,924	​	0.0001	​	—	​	—
Exercised	​	(7,894)	​	—	​	(7,894)	​	0.0001	​	—	​	—
Forfeited	​	(6,076)	​	—	​	(6,076)	​	0.0001	​	—	​	—
Outstanding at December 31, 2022	​	60,651	​	863	​	61,514	​	0.0001	​	2.98	​	13,452
Exercisable as of December 31, 2022	​	16,421	​	682	​	17,103	​	0.0001	​	—	​	3,740

​

Summary of restricted shares activities

​

​	​	​	​	​
​	​	​	​	Weighted-Average
​	​	Number of Restricted Shares	​	Grant Date
​	​	Granted	​	Fair Value
​		(in thousands)		US$
​	​	​	​	​
January 1, 2020		24,928		0.23
Awarded		2,607		0.27
Forfeited		(7,821)		0.26
Vested		(9,857)		0.22
Outstanding at December 31, 2020		9,857		0.23
​	​	​	​	​
January 1, 2021		9,857		0.23
Awarded		—		—
Forfeited		—		—
Vested		(6,232)		0.24
Outstanding at December 31, 2021		3,625		0.21
​	​	​	​	​
January 1, 2022	​	3,625	​	0.21
Awarded		—		—
Forfeited		—		—
Vested	​	(3,625)	​	0.21
Outstanding at December 31, 2022	​	—	​	—

​

​

​	​	​	​	​
​		Number of Restricted Share		Weighted-Average
​	​	Units Granted	​	Grant Date Fair Value
​	​	(in thousands)	​	US$
​	​	​	​	​
January 1, 2020		—		—
Awarded		9,611		0.22
Forfeited		(5,101)		0.24
Vested		—		—
Outstanding at December 31, 2020		4,510		0.20
​	​	​	​	​
January 1, 2021		4,510		0.20
Awarded		13,080		0.30
Forfeited		(2,308)		0.20
Vested		(3,018)		0.19
Outstanding at December 31, 2021		12,264		0.31
​	​	​	​	​
January 1, 2022	​	12,264	​	0.31
Awarded	​	2,193	​	0.07
Forfeited	​	(2,612)	​	0.33
Vested	​	(3,649)	​	0.29
Outstanding at December 31, 2022	​	8,196	​	0.29

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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Tabular disclosure of the changes in outstanding nonvested restricted stock units.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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