generate questions: Ningbo, Wenzhou, Taizhou and Zhoushan are important commercial ports. The Hangzhou Bay Bridge between Haiyan County and Cixi, is the longest bridge over a continuous body of sea water in the world.
What is an important commercial port along with Ningbo, Wenzhou and Taizhou? {sep_token} What bridge is between Haiyan County and Cixi? {sep_token} What is the longest bridge over a continuous body of sea water in the world? {sep_token} What kind of ports are Taizhou and Ningbo? {sep_token} The Hangzhou Bay Bridge goes between Haiyan County and where else? {sep_token}