Tashkurgan than Kashgar than Shenzen and Enter to Hong Kong and return back with same route

Respected Reader!

I am travelling couple of times to China for business purposes through Silk Route (By Road), Now I have China as well as HKG business visas; I would like to know about the Route via Train or Bus with full fledge Fare Rate & Most Important Time Frame?

I hope you will be obliged.
Please answer me directly to the following email address

whiteangel_maxiyahoo.co.uk

I shall be very thankful to you.

Regards

Muhammad Khurram