463 Supply, Exporters on Freshdi, South Africa leads Canned Mackerel supply with 27.3% of suppliers, followed by China ( 18.2% ) and Kenya ( 18.2% ) — three key regions contributing to the global supply base, with no single country dominating more than a third of the supplier pool.

8.7% of all listings were added in the last 30 days, indicating a steady but modest influx of new product entries. 54.5% of suppliers were active in the last 90 days, and 81.8% carry business verification — a base that remains largely reachable and has a strong documentation validation rate.