could you please inform me do i nesd a visa? i have a return ticket from amsterdam to Jakarta

i have a return ticke from amsterdam to Jakarta
outbound ticket have 12 hours stop in Xiamen and fly to Jakarta

but:
return from Jakarta arrives at 23.50 (18 may) local time in Hangzhou and the leaves next day at 20.30(19 may) for 3 hours stop (technical stop ) in Xiamen
then leaves at 00.10(20 may) to Amsterdam

do I need visa?
thanks in advance