3 OT Research, Ing i = Dates 2020/05/11 TO! Federal Communication Commission Eq equipment Authorization Bronte 7435 Oakland Mills Read Columbia, MID 21046 Regarding: BCD: VESB0D-SC600TA To whom it may content: We; the undersigned, hereby authorize 565 CST Standards Technical Services Co, Lid, {GS} Sheen Branch and Kent Xun SG5-CSTC Standards Technical Services Co.