Training institutions. According to the introduction of Ningbo swimming training institution, we know that you can go to Ningbo swimming training institution to learn Ningbo swimming, but if you want to choose the institution you want to sign up for, you have a great chance of being selected. Ningbo, referred to as "Yong" for short, is a prefecture-level city under the jurisdiction of Zhejiang Province in China, located in the northeast of Zhejiang Province and the southeast of the Yangtze River Delta, with a total land area of 98 16 square kilometers.