I am Italian, fly HK-Shanghai for 3 days & fly back to Madrid, can I apply for 72hours transit visa?

I am in Asia tour trip, I flew from Madrid, Colombo, BKK, KL and going to HK for 2 days, my next destination will be Shanghai for 3 days arrival 5th till 8th Jun and flying back to Madrid directly from Shanghai. I would like to know if I can enter in China Shanghai applying 72 hours transit free visa? Thanks you