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INVESTMENTS (Tables)

12 Months Ended

Dec. 31, 2015

Schedule of available for sale securities

		As of December 31, 2014
		Amortized Cost		Gross unrealized gains		Gross unrealized Losses		Fair value		Fair value
		RMB		RMB		RMB		RMB		US$
Available-for-sale equity security		48,952		6,788		—		55,740		8,605

		As of December 31, 2015
		Amortized Cost		Gross unrealized gains		Gross unrealized Losses		Fair value		Fair value
		RMB		RMB		RMB		RMB		US$
Available-for-sale equity security		24,555		21,818		—		46,373		7,158

Short-term investments

Schedule of Investments

		As of December 31, 2014
		Amortized Cost		Gross unrealized gains		Gross unrealized Losses		Fair value
		RMB		RMB		RMB		RMB
Short-term investments:
Available-for-sale equity security		6,913		—		—		6,913
Available-for-sale debt securities		67,309		11,069		—		78,378
Total		74,222		11,069		—		85,291

Long-term investments

Schedule of Investments

		As of December 31,
		2014		2015
		RMB		RMB		US$
Cost method investments		151,395		652,124		100,671
Equity method investments		131,707		199,723		30,832
Available-for-sale equity securities		55,740		46,373		7,158
Total		338,842		898,220		138,661

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