 This corridor became operational on December 12, 2006.The economic corridor is created based on a road of 1,450 km with the west end at port city of Mawlamyine (Myanmar), crossing Kayin Division, Thai provinces of Tak, Sukhothai, Phitsanulok, Phetchabun, Khon Kaen, Kalasin and Mukdahan and Laotian provinces of Savannakhet, Vietnamese provinces of Quảng Trị, Thừa Thiên–Huế Province and Đà Nẵng city as the east end.From Myanmar it is further connected to India via India–Myanmar–Thailand Trilateral Highway which is being upgraded, with most part already completed and remaining upgrade will be completed by 2020.