X??s????a ph??ng: X??s??mi?n B?c/ mi?n Trung/ mi?n Nam và x??s??n??c ngoài.In October 1991, the program to create a new version of the ARV was reinstated. BMY was contracted to carry on development approximately 1993 when the present prototypes from previous trials have been reworked and place by way of in depth trials. In 1994 BMY was contracted