From YouTube Description (translated from Indonesia to English):
The Antasena Tank Boat has successfully undergone a series of tests, starting with a Sea Trial from the Banyuwangi pier to the Paiton waters, East Java. The Tank Boat then carried out a Firing Test using a 30 mm cannon as the main weapon at the Paiton Navy shooting range which was witnessed by the Director-General of Pothan of the Ministry of Defense, Major General of the TNI Dadang Hendrayudha, Dirtekinhan of the Directorate General of Pothan, Admiral TNI Sri Yanto, President Director of PT Pindad (Persero), Abraham Mose, Director of Technology & Development of PT Pindad (Persero), Ade Bagdja and accompanied by other Consortium Directors. After the shooting, the Tank Boat continued the Sea Trial activity by returning to the Banyuwangi pier on Saturday, May 22, 2021. The total distance traveled by this activity was 170 Nautical miles.
The Tank Boat can carry 60 personnel and 5 crew members, has a maximum speed of 40 knots, and a cruising range of up to 600 Nautical miles. Equipped with the main weapon RCWS with a 30 mm caliber cannon and 2 12.7 mm machine guns, the Tank Boat is ready to maintain sovereignty and defend the territorial waters of the Republic of Indonesia. Tank Boats are expected to support the TNI in carrying out swamp, sea, river, and coastal operations (Ralasuntai) as well as sea and coast guard duties (Sea and Coast Guard).
Tank Boat is a program of the Indonesian Ministry of Defense implemented by a consortium in which PT Pindad (Persero) is the lead integrator in collaboration with PT Lundin Industry Invest, PT Len Industri (Persero), and PT Hariff.