The four Thai provinces which abut the border are (again from west to east) are Satun, Songkhla, Yala and Narathiwat. Malaysia and Thailand have a territorial sea and continental shelf boundary agreements for the Straits of Malacca which was signed in 1979 and 1971 respectively.he border between Thailand or Siam and the sultanates of the Malay Peninsula (Peninsular Malaysia today) has varied throughout history according to the influence the kingdom over the sultanates.