JY-23MFL4000E01,JY-XXYYYZZZZESS (XX denotes the year when the item created, it can be 00 to 99;YYY denotes the design to the item, each Y can be letter from A to Z; ZZZZ denotes the quantity of the LEDs, it can be 200-4000;SS denotes the series code under different design, it can be 00 to 99.)
EN 60598-2-20:2015;
EN IEC 60598-1:2021
EN 62493:2015/A1:2022