From a Chinese survey in 1931 ; published at the Hydrographic Office, Washington, D.C., Nov. 1944 under the authority of the Secretary of the Navy. Depths shown by soundings and tints; relief by contours and spot heights. 1944 variation compasses. Ancillary chart: "Taichow Liehtao Anchorage," scale 1:20,060. Tidal information table, caution note. Shows low water areas, reefs, buildings. Descriptive text ("fishing stakes," "wreck"). No. 6137.