Borders of Malaysia Borders of Malaysia The borders of Malaysia include land and maritime borders with Brunei, Indonesia and Thailand and shared maritime boundaries with China, Philippines, Singapore and Vietnam. Malaysia has a total land border length of 3,147.3 km. Malaysia's border with Brunei is 481.3 km in length. Except for its coastline with the South China Sea, Brunei is completely surrounded by Malaysia's state of Sarawak on the island of Borneo. Malaysia shares a land border with Indonesia on the island of Borneo. The Malaysian states of Sabah and Sarawak lie to the north of the border while the Indonesian provinces of
Indonesia–Malaysia relations Indonesia–Malaysia relations Indonesia–Malaysia relations (Indonesian and ; Jawi: هوبوڠن إندونيسيا–مليسيا) are foreign bilateral relations between Indonesia and Malaysia, and it is one of the most important bilateral relationships in Southeast Asia. Indonesia and Malaysia are two neighbouring nations that share similarities in many aspects. Both Malaysia and Indonesia have many common characteristic traits, these include common frames of reference in history, culture and religion. Although both countries are separate and independent states, there are also deeply embedded similarities. Their national languages; Indonesian language and Malaysian language are closely related and mutually intelligible, both being standardised registers of Malay. The majority