問(wèn)：求國(guó)際會(huì)議或展覽會(huì)的英文邀請(qǐng)信。內(nèi)容包括會(huì)議或者展覽會(huì)所包含的內(nèi)容，性質(zhì)，時(shí)間，地點(diǎn)，主辦方，承辦方，受邀請(qǐng)對(duì)象的性質(zhì)等等Invite letter of international meeting trade show or exhibition.Need 3pages or more.Thanks.