[Joint Filing Agreement [Remainder of this page has been left intentionally blank.] Virtue Deep Limited Mr. Han Lu Elite Shine Group Limited Mr. Tingxiu Lu] [Virtue Deep Limited I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) N/A 2 (See Instructions) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) x ¨ (b) 3 SEC USE ONLY 4 (See Instructions) SOURCE OF FUNDS PF 5 x 6 CITIZENSHIP OR PLACE OF ORGANIZATION British Virgin Islands Number of 7 SOLE VOTING POWER 0 8 Shared]