Guojun M1 type 240 mm howitzer, is provided by the United States in the 1960s, deployed on Kinmen Island Region Republic of China (Taiwan), with a range of about 23,000 yards (21,000 meters), staffing of 16 people, the whole barrel weighs about 27,000 kg, 163 kg heavy artillery more power is self-evident, is currently the largest caliber artillery military. The 240 mm howitzer M1 is still in service with the Taiwan's Republic of China Army, stationed in hardened bunkers of the frontline Kinmen a