AEROTHAI, as ANSP and one of the five Regional OPMET Bulletin Exchange Centers (ROBEX), has developed AMHS that follows the IWXXM policies and standards for in-house use and the Member States in Asia and the Pacific in sharing meteorological information. Recently, AEROTHAI AMHS has provided the exchange of File Transfer Body Parts according to the IWXXM and passed the interoperability test as it has successfully connected the system from Thailand to other countries such as India, Singapore, and Hong Kong. This solution is able to develop a modular application structure in the open architecture, easy customization, flexible expansion system, and scalability in the future and operate easily via Web base and Client Base User-Agent.