Positions quoted in this Preliminary 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. 3724(P)/26 CHINA — East Coast — Recommended routes. Source: UKHO 1. Recommended routes in the East of China are reported to exist as follows: 2. Chengshanjiao-Yangtze River Estuary Outer Public Route: 30° 47' .0N. , 123° 00' .0E. 31° 34' .8N. , 123° 00' .0E. 3. Branch of the Chengshanjiao-Yangtze River Estuary Outer Public Route: 30° 44' .0N. , 123° 16' .0E. 31° 34' .8N. , 123° 16' .0E. 4. Chengshanjiao-Yangtze River Estuary Inner Public Route – Coastal Public Route - South Section: 31° 09' .18N. , 122° 31' .98E. 31° 20' .00N. , 122° 31' .98E. 31° 34' .78N. , 122° 32' .87E. and 30° 51' .60N. , 122° 31' .98E. 30° 56' .37N. , 122° 31' .98E. 5. Chengshanjiao-Yangtze River Estuary Inner Public Route – Diversion Route of South Section: 30° 57' .47N. , 122° 47' .83E. 31° 34' .79N. , 122° 47' .83E. 6. Branch of the Diversion Route of Yangtze River Estuary: 30° 48' .60N. , 122° 18' .30E. 30° 57' .47N. , 122° 47' .83E. 7. Branch of the Eastern Public Route along Zhejiang Coast: 30° 38' .01N. , 122° 21' .50E. 30° 48' .60N. , 122° 18' .30E. 8. Mariners are advised to navigate with caution in the area. 9. Charts will be updated when full details are available. (CGCS 2000 DATUM)