黃國良 (Ken), 志工教練, CCIE R&S, CISA, CISM, CISSP, PMP, RHCE

黃國良 (Ken), 志工教練, CCIE R&S, CISA, CISM, CISSP, PMP, RHCE

機會是留給準備好的人！
黃國良 (Ken), 志工教練, CCIE R&S, CISA, CISM, CISSP, PMP, RHCE

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