A list of XML API integration available with us is just a click away to come on your portal, and if any new XML comes into play to get it done on your portal that’s also not far away from our team to get it done within 10-15 days of time in our hotel booking engine | B2B hotel booking system. The solution for contract management system under hotel booking engine, enter your direct contracts with hotels into a system and those would be available to customers/clients/agents on your web-portals under hotel booking engine, B2C and B2B both and you can manage markups on these contracts through the Backoffice system attached to it.