In 2009 Astra launched a new range of heavy duty vehicles called HHD. In 1999, the Corps developed a plan to rehabilitate the HHD. All of the equipment was signed by the HHD, 28th CSH Commander. The 719th Military Intelligence Battalion has three subordinate units; HHD, Alpha, and Bravo Company. In the late 1960s, Shaldon introduced HHD in Germany.