《食品流通许可证》有效期届满前30日内，的翻译：The flow of food in the 30th, before the expiry of the permit, 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

"Food distribution license" before the expiry of 30 days,

The flow of food in the 30th, before the expiry of the permit,

Before "Food Circulation Permit" the term of validity expires in 30th,

The food circulation permit before the expiry of 30 days.

The flow of food in the 30th, before the expiry of the permit,