Complex sentence: Due to its democracy mission in Hong Kong politics, the camp is largely supported by Hong Kong people, which can be reflected in Hong Kong Legislative Council and District Council elections, although it still cannot monopolize the two councils because of the election system.
Split into simpler sentences: Due to its democracy mission in the political scene, the camp is largely supported by Hong Kong citizens, which can be reflected in Hong Kong Legislative Council and District Council elections. Though it still cannot monopolize the two councils because of the election system.