From the first link it says "由於過量的酒精會令身體生產母乳的速度減慢,仍是那句,淺嚐可以,豪飲不智。"
From 2nd link it says "Alcohol does not increase milk production. In fact, babies nurse more frequently but take in less milk in the 3-4 hours after mom has had a drink, and one study showed a 23% decrease in milk volume with one drink (Mennella & Beauchamp 1991, 1993; Mennella 1997, 1999). "