The Eastern Economic Corridor Office of Thailand (EECO) has prioritized the enhancement of transportation infrastructure across the EEC provinces – Chachoengsao, Chon Buri, and Rayong – and adjacent areas to establish seamless multimodal connectivity by land, sea, and air. This integrated network aims to provide greater travel options for the public and to position the EEC as a World-Class Economic Zone that supports Thailand’s target industries. Key flagship projects under this development consist of: