Complex sentence: In addition, the consumer market has grown dramatically along with income levels, with the minimum salary level at 600 RMB per month in comparison to Beijing's at 640 RMB or Shanghai's at 750 RMB per month.
Split into simpler sentences: In addition, the consumer market has grown dramatically with income levels. With a minimum salary level of 600 RMB per month in comparison to Beijing 640 RMB or Shanghai at 750 RMB per month.