[No BPL announcement] R151 839/840 From Jurong East to Chua Chu Kang

This 839/840 is the first one to be debuted on the NSL somehow the announcement is not doing the BPL announcement transfer making people to be confusing but the drmd had showed the BPL, if you encounter a mistake in the train please report it to whatsapp and enter the phone number at the gangways thank you