Ok for 240 hr visa free transit? HKG - SHENZHEN- Guangzhou-Macao. MACAO - Hangzhou - Shanghai - Tok

Yes, you will be eligible for 240 hour visa free transit twice:

1. Hong Kong - Shenzhen and Guangzhou - Macau

Here you have to take a ferry from Hong Kong to Shekou port in Shenzhen. Before your departure from Hong Kong you will have to buy and have at hand your ferry ticket from Shekou to Macau. Your stay in mainland China has to exceed 24 hours in order to be eligible for 240 hour visa free transit.

2. Macau - Hangzhou and Shanghai - Tokyo

This is also eligible, but as with the previous example, your stay has to exceed 24 hours in order to make you eligible for 240 hour visa free transit.

Have a nice visit to your planned destinations.