AGREEMENT OF JOINT FILING

Exhibit 7.01

AGREEMENT OF JOINT FILING

The parties listed below agree that the Schedule 13D to which this agreement is attached as an exhibit, and all further amendments thereto, shall be filed on behalf of each of them. This Agreement is intended to satisfy Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in any number of counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument.

Dated: November 20, 2012

IDG-ACCEL CHINA GROWTH FUND II L.P. By: IDG-Accel China Growth Fund II Associates L.P., its General Partner						IDG TECHNOLOGY VENTURE INVESTMENTS, LLC
By: IDG-Accel China Growth Fund XX XX Associates Ltd., its General Partner
By:		/s/ Xxxx XXXX				By:		/s/ Xxxx XXXX
Name:		Xxxx XXXX				Name:		Xxxx XXXX
Title:		Authorized Signatory				Title:		Authorized Signatory
IDG-ACCEL CHINA GROWTH FUND II ASSOCIATES L.P.						IDG TECHNOLOGY VENTURE INVESTMENT III, L.P.
By: IDG-Accel China Growth Fund XX XX Associates Ltd., its General Partner						By: IDG Technology Venture Investment III, LLC, its General Partner
By:		/s/ Xxxx XXXX				By:		/s/ Xxxx XXXX
Name:		Xxxx XXXX				Name:		Xxxx XXXX
Title:		Authorized Signatory				Title:		Authorized Signatory
IDG-ACCEL CHINA INVESTORS II L.P. By: IDG-Accel China Growth Fund XX XX Associates Ltd., its General Partner						IDG TECHNOLOGY VENTURE INVESTMENT III, LLC
By:		/s/ Xxxx XXXX				By:		/s/ Xxxx XXXX
Name:		Xxxx XXXX				Name:		Xxxx XXXX
Title:		Authorized Signatory				Title:		Authorized Signatory
IDG-ACCEL CHINA GROWTH FUND XX XX ASSOCIATES LTD.						CHI SING HO
By:		/s/ Xxxx XXXX				By:		/s/ Chi Sing HO
Name:		Xxxx XXXX
Title:		Authorized Signatory
IDG TECHNOLOGY VENTURE INVESTMENTS, LP						XXXX XXXX
By: IDG Technology Venture Investments, LLC, its General Partner
By:		/s/ Xxxx XXXX				By:		/s/ Xxxx XXXX
Name:		Xxxx XXXX
Title:		Authorized Signatory