https://us.ojcrab.com/Field notes for importers and buyers of Korean swimming crab and gejang — from the OJ SEAFOOD factory in Incheon to K-food markets worldwide.enhttps://us.ojcrab.com/posts/korean-crab-roe-grades-explained/https://us.ojcrab.com/posts/korean-crab-roe-grades-explained/Fri, 13 Nov 2026 00:00:00 +0900What S, A and B grades mean for Korean soy-marinated crab, how size is sorted, and which grade fits restaurants, Asian grocers and online stores.https://us.ojcrab.com/posts/sourcing-korean-soy-marinated-crab-checklist/https://us.ojcrab.com/posts/sourcing-korean-soy-marinated-crab-checklist/Thu, 12 Nov 2026 00:00:00 +0900Five things to check before your first gejang order: crab origin, size and roe grading, freezing, shelf life and FDA registration.https://us.ojcrab.com/posts/swimming-crab-vs-blue-crab/https://us.ojcrab.com/posts/swimming-crab-vs-blue-crab/Thu, 12 Nov 2026 00:00:00 +0900Korean gejang is made from Portunus trituberculatus, not the Atlantic blue crab. How the species differ and how to name it on spec sheets.