[JOINT FILING AGREEMENT Miaomiao Yan Shanghai Meicheng Enterprise Management Co., Ltd. Miaomiao Yan Executive Director Hongkong Ruishang International Trade Co., Ltd. Lei Yan Director Apex Glory Holdings Limited Miaomiao Yan Authorized Signatory] [Equity Transfer Agreement Year 2020 Month June Date 2]
[JOINT FILING AGREEMENT Miaomiao Yan Shanghai Meicheng Enterprise Management Co., Ltd. Miaomiao Yan Executive Director Hongkong Ruishang International Trade Co., Ltd. Lei Yan Director Apex Glory Holdings Limited Miaomiao Yan Authorized Signatory] [Equity Transfer Agreement Year 2020 Month June Date 2]
[Joint Filing Agreement [Remainder of this page has been intentionally left blank.] 28 Vector Holdco Pte. Ltd. William Christian Greer Nicholson Director BTO Vector Fund ESC (CYM) L.P. BTO Holdings (Cayman) - NQ Manager L.L.C., its general partner Blackstone Tactical Opportunities Management Associat]
[Joint Filing Agreement [Remainder of this page has been intentionally left blank.] 28 Vector Holdco Pte. Ltd. William Christian Greer Nicholson Director BTO Vector Fund ESC (CYM) L.P. BTO Holdings (Cayman) - NQ Manager L.L.C., its general partner Blackstone Tactical Opportunities Management Associat]
[Jie Qin 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP ¨ (a) (b) ¨ 3 SEC USE ONLY 4 SOURCE OF FUNDS (See Instructions) OO 5 ¨ 6 CITIZENSHIP OR PLACE OF ORGANIZATION People’s Republic of China NUMBER OF SHARES]
[Jie Qin 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP ¨ (a) (b) ¨ 3 SEC USE ONLY 4 SOURCE OF FUNDS (See Instructions) OO 5 ¨ 6 CITIZENSHIP OR PLACE OF ORGANIZATION People’s Republic of China NUMBER OF SHARES]
[I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only): Chan Tin Chi 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) ☐ (b) ☐ 3 SEC USE ONLY 4 SOURCE OF FUNDS (See Instructions) 5 ☐ 6 CITIZENSHIP OR PLACE OF ORGANIZATION NUMBER OF 7 SOLE VOTING POWER]
[I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (Entities Only): Chan Tin Chi 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) ☐ (b) ☐ 3 SEC USE ONLY 4 SOURCE OF FUNDS (See Instructions) 5 ☐ 6 CITIZENSHIP OR PLACE OF ORGANIZATION NUMBER OF 7 SOLE VOTING POWER]
