I hv plan to how to Purple Mountain at October 5th

Need some advise for the itinerary around this area
We need to go to the top by cable car (return trip) , xuanwu lake, dr. sun yat sen maosoleum, scenic area, meliling palace

To avoid crowded visitor, how do the plan?
Going up at the mountain by cable car or the others first?

And where is the gate to go to cable car?
Thanks a lot because i will go with 2 senior citizen