尽其全力 meaning in English

try [do] one's best

Each promoter and the bank shall use its best efforts to obtain all approvals , licenses , permissions and consents of whatever nature from the relevant approval authorities in the prc which may be necessary or reasonably purduent in connection with the subscription of the subscription option shares
每个发起人与银行应尽其全力从中国相关审批机构获得认购认购权股份所必需的或合理需要的所有批准、执照、许可与同意（不论何种性质）。