How many days does it take from Tongxiang, Zhejiang Province to Shenzhen by boat?

Tongxiang, Zhejiang, if the ship is sent to Guangdong by sea, it usually takes a boat from Jiaxing Port or Zhapu Port, and sometimes it can also take a boat from Shanghai Port to Shenzhen. Among them, there are direct flights from Shanghai to Shenzhen, and the shipping time limit is generally 6 days. There are direct flights from Zhapu to Shenzhen, and the sailing time is basically about three times a week.