20 Mar 2023 Procedure coding outdated Notices & Alerts / Procedure coding outdated Included Regions (1) China Included Areas (1) China Subject: Yanji, PR of China Chaoyangchuan (ZYYJ) NDB RWY 09 Cycle 2303 Procedure coding outdated Jeppesen NavData for cycle 2303, effective 23 March 2023, contains incorrect data for Chaoyangchuan; Yanji, PR of China (ZYYJ). NDB RWY 09 has been withdrawn with AIP Amendment 003/23, effective 23 March 2023. NDB RWY 09 should not be used. WE STRONGLY URGE YOU TO MAKE THIS INFORMATION AVAILABLE TO APPROPRIATE CREW MEMBERS OR CUSTOMERS IMMEDIATELY! Revised coding will appear in Jeppesen NavData for cycle 2304, effective 20 April 2023. Until then an entry will appear in the NavData Change Notices and this Alert will be posted on the Jeppesen Web site: Notices and Alerts. ZYYJ_NavData Alert_2303 Back to All Notices & Alerts