5 ms·They used to do this India till at least 15 years ago.by victor106 8y agoThey used to do this India till at least 15 years ago.Karupan 8y agoAs an Indian who used to travel in trains quite a lot, this is news to me. Was it only for particular routes? And sources I can read?victor106 8y agohttps://www.quora.com/What-is-a-link-express-train-in-Indian-Railways https://www.quora.com/What-is-a-link-express-train-in-Indian...