Thank you for your question to CWSA - officially the biggest and most prestigious wine and spirits competition in Hong Kong & China.
CWSA Organisation understands this kind of situation with your special/rare/high priced products. In experience, for particularly precious goods, we recommend a minimum of 2x 375ml bottles. This will be suitable for the CWSA Judges to see in the blind tasting.
Kindly confirm your entries are sent via here now...http://www.cwsa.org/enter/
Thank you and wishing you great success at CWSA!
Very best wishes,