[Joint Filing Agreement [Remainder of this page has been left intentionally blank.] Central Glory Investments Limited Yundong Cao Director Yundong Cao Yundong Cao]

[CUSIP No. 874080104 1. Names of Reporting Persons Lord, Abbett & Co. LLC 2. Check the Appropriate Box if a Member of a Group (See Instructions) (a) ¨]

[Joint Filing Agreement [Remainder of this page has been left intentionally blank.] Perfect Wisdom International Limited Yachao Liu Director Yachao Liu Yachao Liu EX-99 2 ex-a.htm JOINT FILING AGREEMENT]

[Joint Filing Agreement [Remainder of this page has been left intentionally blank.] Bright Unison Limited Bangxin Zhang Director Bangxin Zhang Bangxin Zhang]

[Item 1: Reporting Person - FMR LLC Item 4: Delaware Item 5: 737,800 Item 6: 0 Item 7: 1,241,200 Item 8: 0 Item 9: 1,241,200 Item 11: 5.172% Item 12: HC Cusip #G8663P108 Item 1: Reporting Person - Edward C. Johnson 3d Item 5: 0 Item 6: 0 Item 7: 1,241,200 Item 8: 0 Item 9: 1,241,200 Item 11: 5.172%]