Complex sentence: Another "tambon" was taken from the district Din Daeng, which was abolished at the same day, the other 6 "tambon" from Din Daeng were assigned to Saeng Badan district.
Split into simpler sentences: Another "tambon" was taken from Din Daeng District, which was abolished on the same day. The other six "tambon" from Din Daeng were assigned to Saeng Badan District.