Running inventory across Shopify, Shopee, Lazada, and TikTok Shop without overselling requires more than a sync tool — it demands clean SKU mapping, deliberate stock allocation, buffer thresholds, and channel-level profitability data to make every unit count.
Multi-channel sellers on Shopify, Shopee, Lazada and TikTok Shop face a reorder point problem that standard formulas ignore: platform payout delays lock up cash precisely when you need to fund a supplier order. This guide builds a three-component reorder point formula — base lead-time coverage, safety stock and a payout buffer — with worked examples, a blended payout delay calculation and a ready-to-use SKU catalogue table.
Selling across Shopify, Shopee, Lazada and TikTok Shop without per-SKU profitability data means you are almost certainly carrying products that cost more to sell than they return. This guide walks through building a true cost stack, running a structured SKU profitability audit and making defensible decisions about what to cut, reprice or renegotiate across every channel.
