Positions quoted in this Temporary Notice reproduced below are referred to WGS84 or a compatible datum and may be plotted directly on this ENC. Some or all of the information contained in this Notice to Mariners may have been included on the ENCs affected. 3389(T)/23 CHINA —  East Coast — Submarine pipeline. Works. Source: Chinese Notice 29/1068(T)/23 1. Pipeline laying operations are taking place, joining the following positions: 30° 40' .28N. , 122° 15' .17E. 30° 39' .42N. , 122° 14' .78E. 30° 40' .63N. , 122° 17' .33E. 30° 41' .80N. , 122° 23' .88E. 30° 41' .85N. , 122° 25' .53E. 30° 42' .45N. , 122° 25' .55E. 30° 42' .40N. , 122° 23' .82E. 30° 41' .20N. , 122° 17' .10E. 2. Mariners are advised to navigate with caution in the area. (CGCS2000 DATUM)