Chinese Ctr Adv Sci & Technol, World Lab, Beijing 100080, Peoples R China
; Acad Sinica, Inst High Energy Phys, Beijing 100039, Peoples R China
; Henan Normal Univ, Dept Phys, Xingxiang, Henan, Peoples R China
Combining three mechanisms, we reanalyze processes of B --> eta' K(K*), eta K(K*) and calculate their branching ratios. The results an compared with other mechanisms in the literature. The striking feature of the gluon fusion mechanism is emphasized and its experimental test is discussed.