Ningbo->Yiwu: at Ningbo Airport, please take the airport shuttl bus Line 2 (CNY12) and then get off at Ningbo Center Bus Station (宁波客运中心站). Here, you could catch a bus to Yiwu directly from 06:30 to 18:10 everyday. The bus fare is CNY70.

Yiwu->Cixi: at Yiwu Binwang Bus Station, there are some coaches departing to Cixi with a fare of about CNY50~70. Alternatively, you could take a bus back to Ningbo and then take a coach from Ningbo South Bus Station to Cixi. Here, much more buses could be used.

Cixi->Xiamen: it is suggested that you take a flight from Ningbo to Xiamne. Search the flight info at: https://www.travelchinaguide.com/china-flights/

Xiamen->Guangzhou: please take a flight, too!