Complex sentence: Macau SAR is the only province-level division of China that has no railway in operations, but the Macau Light Rail Transit is currently under construction and its first phase is expected to be complete in 2019.
Split into simpler sentences: Macau SAR is the only province-level division of China that has no railway in operations. The Macau Light Rail Transit is under construction and its first phase is expected to be complete in 2019.