CUSIP No. 83193E102

EXHIBIT 1

JOINT FILING AGREEMENT

The undersigned hereby agree that the statement on Schedule 13G to which this Agreement is annexed as Exhibit 1, and any amendments thereto, is and will be filed on behalf of each of them in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. The undersigned acknowledge that each shall be responsible for the timely filing of any amendments to such joint filing and for the completeness and accuracy of the information concerning it contained herein and therein, but shall not be responsible for the completeness and accuracy of the information concerning the others.

Date: February 11, 2022

ALIBABA GROUP HOLDING LIMITED
By:	/s/ Kevin Jinwei ZHANG
Name:	Kevin Jinwei ZHANG
Title:	Company Secretary
TAOBAO HOLDING LIMITED
By:	/s/ Kevin Jinwei ZHANG
Name:	Kevin Jinwei ZHANG
Title:	Company Secretary
TAOBAO CHINA HOLDING LIMITED
By:	/s/ Kevin Jinwei ZHANG
Name:	Kevin Jinwei ZHANG
Title:	Company Secretary

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