1.Fishing nets exist with the area from Haimen Gang Buoy (28กใ39'48"N,121กใ39'39"E) to Diandeng Maodi during fishing season
2.In daytime numerous passenger vessels transit within the area from Haimen Gang Buoy (28กใ39'48"N,121กใ39'39"E) to Dachen Dao (28กใ29'N,121กใ53'E) Passing vessels should make way for them.
3.The water area from the east of Chengjiao Dao and the northwest side of Dachahua Dao to Laji Gang is a conventional waterway for small ships sailing North or South. Vessels inbound or outbound Diandeng Maodi and anchoring vessels should exercise caution.