@anas-akhtar
Vendors have the option to charge no more than “x” amount per order now. Maximum product shipping, and also Maximum Order Shipping.
If you read through this blog post highlighting some of the new features added in version 1.4.0 of Pro, you should be able to get a good idea of the new shipping options available for Vendor Shipping:
https://www.wcvendors.com/2017/04/welcome-wc-vendors-pro-1-4-0/
