《工会法》第十八条规定,基层工会专职主席、副主席或者委员自任职之日起,其劳动合同期限自动延长,延长期限相当于其任职期间;非专职主席、副主席或者委员自任职之日起,其尚未履行的劳动合同期限短于任期的,劳动合同期限自动延长至任期期满。 Article 18 of the Trade Union Law stipulates that the full-time chairman, vice-chairman or member of a grass-roots labor union shall automatically extend the term of his labor contract from the date of his employment and shall extend the term of office equivalent to his term of office. A non-full-time chairman, vice chairman or member shall be employed From the date of the contract has not yet performed its term shorter than the term of the contract, the duration of the contract is automatically extended to expire.