Which area in Songshan Lake has the most industrial zones?

Songshan Lake is just an industrial zone, and the factories inside are almost the same size. The largest one is Huawei. Huawei does not recruit people directly, but can only enter through Xinhong Agency. The basic salary is high. ; It's almost full day shift, only one department works night shift and the allowance is high, but it's very tiring. The living area is very good, with bars, Internet cafes, and leisure bars. Tianhong; has to work night shifts, and does not comply with the labor law. New Energy; those who make mobile phone batteries have to work night shifts, and work a lot of overtime. Ai Liquan: All day shifts, no overtime