550 × 550
Source:https://shjunyu-group.en.made-in-china.com/product/NnYpEPajJXVH/China-Custom-Suit-Bespoke-Formal-Business-Suits-Wool-Blazer-Pants-Men-Wedding-Suits-Party-Men-Suits.html
1223 × 790
Source:https://www.one37pm.com/style/best-suit-brands-for-men
1080 × 1920
Source:https://mensflair.com/semi-formal-attire/
1350 × 1080
Source:https://www.suitsexpert.com/blog/semi-formal-dress-code/
399 × 400
Source:https://www.irreverentgent.com/semi-formal-attire-for-men/
1000 × 675
Source:https://www.fashionbeans.com/article/the-new-rules-of-formal-attire/
1470 × 980
Source:https://www.harpersbazaar.com/celebrity/red-carpet-dresses/g6708/hot-men-in-suits/
1200 × 800
Source:https://www.thefashionisto.com/business-formal-men/
600 × 480
Source:https://www.politix.co.nz/occasions/formal-weddings/
2000 × 4000
Source:https://www.esquire.com/style/mens-fashion/g37940744/winter-suits/