TikTok Shop operates differently from traditional online retail hubs like Amazon or eBay. Discounts do not live solely on third-party coupon aggregator sites. Instead, ByteDance runs a closed-loop system where promotional balances are issued as internal vouchers directly within the account wallet. These discounts come from two separate funding pools: TikTok platform subsidies and merchant promotions.
Platform subsidies represent money ByteDance burns to gain market share. These appear as the high-value first-order discount voucher, seasonal event coupons, and universal free shipping promotions. Merchant incentives, by contrast, come straight out of a brand's profit margins. When a cosmetics brand or an electronics seller wants to climb the in-app trending algorithms, they issue seller discount vouchers valid only within their specific storefront. Understanding this split explains why some promotions blend seamlessly while others block extra savings entirely.