# Mingjun Sports scales OEM sock production by 40% as B2B buyers bundle branded gear *Chinese manufacturer expands capacity for custom sports socks, revealing how wholesale bundling drives repeat orders.* By **Jenny Huang Goodman MPA MSc MHSA, Principal** — The Stash Edge, Hako Shikin LLC. Published 2026-06-10. Canonical: https://www.pops4.com/stash/articles/mingjun-sports-oem-sock-manufacturers-2026-06-10t21-6 Subject: Mingjun Sports / OEM Sock Manufacturers Tags: bundling, oem manufacturing, wholesale, sports apparel, supply chain, b2b --- Mingjun Sports, a Zhejiang-based OEM sock manufacturer, is expanding production capacity through 2026 to meet rising demand from global buyers sourcing custom sports socks, according to FinancialContent. The expansion targets wholesale buyers procuring branded athletic gear in volume, reflecting a shift toward bundled product offerings in the B2B sports equipment market. The manufacturer reports increased procurement from buyers packaging custom socks with apparel, footwear, and team kits. OEM production allows brands to order sports socks with proprietary logos, colorways, and technical specifications at factory-direct pricing, typically requiring minimum orders of **500-1,000 pairs** per design. Mingjun's expansion responds to buyers treating socks as a high-margin add-on rather than a standalone purchase, bundling them into larger orders to improve per-unit economics and streamline supplier relationships. The mechanism works because socks solve a logistics problem for physical-product brands. They ship flat, weigh little, and carry perceived value disproportionate to cost. A custom athletic sock costs **$1.20-$2.80** landed from an OEM facility, yet retail customers assign it $8-$15 in value when branded and bundled with a primary product. For wholesale buyers, adding socks to an existing container shipment increases average order value without materially affecting freight costs. The sock becomes both a margin lever and a retention tool: buyers reorder the bundle because splitting suppliers introduces friction. Brands sourcing direct from OEM manufacturers also capture product differentiation unavailable through distributors. Custom compression zones, moisture-wicking fibers, and arch support convert a commodity into a branded technical feature. The buyer controls the supply chain, owns the product spec, and eliminates the distributor markup. Mingjun's expansion signals that this model is scaling: more buyers are treating socks as a core SKU rather than an afterthought, justifying the investment in custom tooling and minimum-order commitments. A small brand replicates the play by starting with a single custom sock design ordered at minimum quantity from an OEM supplier like Mingjun or a comparable facility. The sock anchors a bundle: sell it with a primary product at a combined price that feels like a deal but preserves margin. For example, a **$38** athletic short bundled with a **$12** custom sock retails at **$45**, a **10% discount** that moves both items while maintaining a blended margin above selling them separately. The sock's branding reinforces the primary product, and the bundle structure trains customers to expect multi-item value. After validating demand with the first run, the brand orders a second colorway or design at the next minimum quantity, expanding the bundle matrix without adding supplier complexity. Each reorder improves per-unit cost as production volume rises. The brand eventually offers a standing bundle, a subscription, or a team-buy program where buyers purchase multiple units at once. The OEM relationship scales with the brand: initial minimums of **500 pairs** grow to **2,000-5,000 pairs** as the bundle drives repeat revenue, locking in better pricing and exclusive designs competitors cannot access. The broader pattern is that OEM capacity expansions follow demand from brands that vertically integrate their accessory supply chains. Socks, hats, and bags stop being sourced from distributors and start being manufactured direct, bundled into the core offering, and used to increase lifetime value. Mingjun's expansion is a trailing indicator: the brands already running this play are reordering at scale. ## The takeaway Custom socks from OEM suppliers bundle into primary products, raising order value and locking repeat buyers into a single supply chain. --- ## Publisher **Hako Shikin LLC** — Virginia Beach, Virginia. Founded 1997. ASI 217876 · DUNS 18-204-6339. Principal and author: **Jenny Huang Goodman MPA MSc MHSA**. - Author: https://www.huanggoodman.com/about - LLM context: https://www.pops4.com/stash/llms.txt - MCP endpoint, for AI agents: https://mcp.pops4.com/mcp - Client dashboard: https://dashboard.pops4.com/ - Catalogue: 70,000+ products, 200+ brands