Complex sentence: The Luohu immigration point is the busiest land boundary patrol connecting China and Hong Kong, it consist of the Luohu Port on the Shenzhen side Lo Wu Control Point on the Hong Kong side.
Split into simpler sentences: The Luohu immigration point is the busiest land boundary patrol connecting China and Hong Kong. It consists of the Luohu Port on the Shenzhen side, and the Lo Wu Control Point on the Hong Kong side.