Two Shopee Malaysia changes in the second half of 2026 quietly reset what a local Marketplace store keeps per order. Here is the rate table, the SST overlay, and three numbers to re-run before the next stock order.

Seven months of our own order-level profit data across 16 Southeast Asian stores, both platforms, same product range. The gap is a cost-structure story, not a demand story.

Shopee Thailand raised fees in August, then froze them for six months. How racket sellers should adjust costs and stock now.