If you leave from Cixi East Station, you can take a bus from Cixi East Station to Ningbo North Station, tell the conductor to get off at Rihu Wedding Square (Guangming Eye Hospital), transfer to 33 1 to Lingqiao West (Rixin Street), and transfer to 15 1 to Yinzhou Park (East).
If you leave from Cixi Coach Station or Cixi West Station, you can take the bus to Ningbo South Station, take the bus No.369 at Ningbo South Station to Hong Fei New Village, and transfer to the bus No.633 or 160 to Yinzhou Park (East).