In villages throughout the region, guilds blocked labour migration and resisted changes that might reduce their influence.

在整个地区的村庄，行会阻止劳动力迁移并抵制可能削弱其影响力的变化。

While there is no internationally accepted statistical definition of labour migration, they are usually categorized by the sectors they work in.

虽然没有国际公认的劳务移民统计定义，但通常按其工作的部门对他们进行分类。