The invention discloses a general formula compound of formula (I) shown in the description. In the formula (I), X<1> to X<10> are respectively independently selected from CR<3> or N, at least one of A and B is selected from a structure represented by formula (II) shown in the description, and the remaining one is an arylene group or a fused arylene group, a heterocyclic arylene group or a fused heterocyclic arylene group; and in the formula (II), L<1> is selected from an arylene group and a heterocyclic arylene group, and R<1>, R<2> and R<3> are respectively independently selected from hydrogen, an alkyl group, an aryl or fused aryl group and a heteroaryl or fused heteroaryl group. The compound of the present invention has excellent device properties and stability when used as a host material in the light-emitting layer of an OLED. The present invention also discloses an organic light-emitting device adopting the general formula compound.