X
It is 781404,B-300A,8407,Airbus A321-231,Sichuan Airlines
404E21 was allocated to G-CKLR a PZL SZD 55-1 which was written off in a crash 8/4/2017 at Currock Hill near Newcastle, As you are aware the hex stays with the frame in the UK and nothing else shouls use it
Alan