My Ho Yin is the same.
He can have the first 3 oz very quickly then doesnt want anymore.
I try to wind him but it is not the reason.
He is 4.5 months.
He started to do this since he was 4 months.
He used to have 6 oz since he was 2 months.
He only has about 4-5 oz now.
What can I do?