Amazon calculates a product’s star ratings using a machine learned model instead of a raw data average. The machine learned model takes into account factors including: the age of a review, helpfulness votes by customers and whether the reviews are from verified purchases.
It's one of the green tea in cans that somehow pleases guests when you have a party. No sugar, so it's not sweet. The heavier stuff that's good to order via online and get it delivered. We usually order 2 of the pack of 12s.
We use to order it via Prime, and get it within 2 hours. But since the website version of amazon.sg is here, and the price sometimes is cheaper, we get them here.