The objective of the HEL TD program is to demonstrate that a mobile, solid-state laser weapon system can effectively counter rocket, artillery, and mortar projectiles, Boeing officials say.

South Korea's drills this week involved aircraft, rocket launchers and artillery guns and took place off Baengnyeong Island, another territory near the disputed maritime border.

The operating and commanding system of cloud seeding operation is a very important condition for rocket and artillery rain enhancement and hail suppression to gain satisfactory results.