McDonald's is offering 30% off Sweet 'N Sour Chicken (Single) Feast (U.P. $12.40) and Sweet 'N Sour Fish (Double) Feast (U.P. $13.00) from Tuesday 9th January to Thursday 11th January 2024. Promotion is available between 11:00am and 11:55pm on McDonald's App for dine-in and takeaway. Limited to one redemption per customer. While stocks last.