[JOINT FILING AGREEMENT Agreement Each person executing this joint filing agreement (this 1. Each person executing this Agreement is responsible for the timely filing of such Schedule 13D and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but no person executing this Agreement is responsible for the completeness or accuracy] []
[CUSIP NO. 83084G109 13 G Page 2 of 15 Pages 1 NAME OF REPORTING PERSON SEQUOIA CAPITAL CHINA II, L.P. (SCC II) I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) 26-0204241 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP ¨ x (a) 3 SEC USE ONLY 4]
[CUSIP NO. 83084G109 SCHEDULE 13G Page 1 0 of 11 [Remainder of this page has been left intentionally blank.] CUSIP NO. 83084G109 SCHEDULE 13G Page 11 of 11 Xplane Ltd. Michael Tao Song Director Michael Tao Song Michael Tao Song] [CUSIP NO. 83084G109 SCHEDULE 13G Page 2 of 11 1 NAMES OF REPORTING PERSONS Xplane Ltd.]
[SKY-MOBI LIMITED Carl Yeung Chief Financial Officer 2]
[SKY-MOBI LIMITED Carl Yeung Chief Financial Officer 2]
[SKY-MOBI LIMITED Carl Yeung Chief Financial Officer 2]
[SKY-MOBI LIMITED Carl Yeung Chief Financial Officer 2]
[SKY-MOBI LIMITED Carl Yeung Chief Financial Officer]
[SKY-MOBI LIMITED Carl Yeung Chief Financial Officer]
[SKY-MOBI LIMITED Carl Yeung Chief Financial Officer 2]
