非美国实体的入职速度和KYB——什么是现实的？

It's definitely a common bottleneck. My experience with non-US entities onboarding has varied wildly, but generally, having all corporate documents, beneficial ownership, and source of funds clearly organized upfront can shave off a lot of time. Have you found certain jurisdictions to be quicker or slower in their due diligence from the prop firms' end?