19. On the evening of 11 June, Nationalist warships YUNG CH'UN (永春) and CHENG AN (正安) and the Nationalist gunboat HAI LI (海利) engaged in battle with 2 Chinese Communist converted 200-ton gunboats, and a 1,400-ton armored motor junk in the Huangch'iwan (黄岐湾) area, approximately 10 miles northwest of Matsu Island. The Nationalist warships had pursued the Chinese Communist vessels from the mouth of the Min River. The HAI LI joined the battle in the Huangch'iwan area. The Chinese Communist motor junk was destroyed and the gunboats were damaged. The coastal defense positions of the Chinese Communist Seacoast Defense Battalion (sic) with a total of 7 guns along Huangch'iwan were partially destroyed by the HAI LI when the battalion's guns fired on Nationalist vessels during the battle.]