Shanghai and hangzhou are
a. coastal cities and major seaports in china
b. rivers in china
c. countries bordering china to the east
d. countries bordering china to the south

Shanghai and hangzhou are both : A. Coastal cities and major seaports in china
To influence foreign investment into China, their government imposed some special regulations to make it more profitable for investor if they do their business within these region 

hope this helps

Acapital e have password