Chart correction 30/20 — chart 93726
93726 5Ed. 2/10/07 LAST NM 29/20 30/20 Add Depth 7.9 meters Wk [K26] 22°40′35.5″N 113°42′47.6″E (21(734)20 Tianjin)
Source: NGA U.S. Notice to Mariners · edition: 5Ed. 2/10/07
Reference information — always verify against official Notices to Mariners before navigation.