[CUSIP No. G84383101 Schedule 13G Page 2 of 5 pages 1 Name of Reporting Person Active Century Holdings Limited 2 Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ 3 SEC Use Only 4 Citizenship or Place of Organization British Virgin Islands Number of Shares Beneficially Owned by Each Report]
[CUSIP No. G84383101 Schedule 13G Page 2 of 5 pages 1 Name of Reporting Person Active Century Holdings Limited 2 Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ 3 SEC Use Only 4 Citizenship or Place of Organization British Virgin Islands Number of Shares Beneficially Owned by Each Report]
[JOINT FILING AGREEMENT Dated: February 14, 2017 (remainder of page intentionally left blank) JACK YUN MA Timothy A. Steinert Attorney-in-Fact JOSEPH C. TSAI Timothy A. Steinert] [POWER OF ATTORNEY (remainder of page intentionally left blank) JACK YUN MA JOSEPH C. TSAI CLARA WU MING-HUA] [POWER OF AT]
[JOINT FILING AGREEMENT Dated: February 14, 2017 (remainder of page intentionally left blank) JACK YUN MA Timothy A. Steinert Attorney-in-Fact JOSEPH C. TSAI Timothy A. Steinert] [POWER OF ATTORNEY (remainder of page intentionally left blank) JACK YUN MA JOSEPH C. TSAI CLARA WU MING-HUA] [POWER OF AT]
[CUSIP No. 01609W102 13G Page 11 of 12 pages JOINT FILING AGREEMENT 13d-1(k) SoftBank Group Corp., a Japanese corporation, SBBM Corporation, a Japanese corporation, SB HP Holdco, a Cayman Islands company, and West Raptor Holdings, LLC, a Delaware limited liability company, each hereby agrees, in acco]
[Orbis Investment Management Limited ("OIML") Orbis Asset Management Limited ("OAML") I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY) 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [X] (b) [ ] 3 SEC USE ONLY 4 CITIZENSHIP OR PLACE OF ORGANIZATION OIML and OAML are companies organize]
[Orbis Investment Management Limited ("OIML") Orbis Asset Management Limited ("OAML") I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY) 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [X] (b) [ ] 3 SEC USE ONLY 4 CITIZENSHIP OR PLACE OF ORGANIZATION OIML and OAML are companies organize]
[Joint Filing Agreement Remainder of this page has been left intentionally blank [ ALIBABA GROUP HOLDING LIMITED ALIBABA GROUP TREASURY LIMITED] [CUSIP No. 399473107 1. Names of Reporting Persons]
[Joint Filing Agreement Remainder of this page has been left intentionally blank [ ALIBABA GROUP HOLDING LIMITED ALIBABA GROUP TREASURY LIMITED] [CUSIP No. 399473107 1. Names of Reporting Persons]
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