In men's wear, s code stands for height 163cm, m code stands for height 168cm, l code stands for height 173cm, XL code stands for height 178cm and XXL code stands for height 182cm.
Extended data
Symbols related to clothing size
(1) "s" means small, "m" means medium, "l" means large, "XL" means extra large, and "XXL" means extra large.
(2) "1"means a person with a height of 1.5m; "2" is suitable for people with a height of 1.55 meters, and so on. "3" stands for1.6m, "4" stands for1.65m, "5" stands for1.7m and "6" stands for1.75m. "
(3) "Y" indicates the difference between the bust and waist 16cm, "YA" indicates the difference 14cm, "A" indicates the difference 12cm, "AB" indicates the difference 10cm, "B" indicates the difference of 8cm, and "BE"
References:
Baidu encyclopedia-clothing size standard