# Biorun Group

Clothing manufacturers · Shanghai, CN

Biorun Group develops and manufactures custom socks through its Yangzhou and Ankang production bases. It accepts design drawings or reference socks, offers sampling before bulk production, and supports jacquard, embroidery and heat-transfer decoration; its published MOQ wording ranges from 1,500–2,500 pairs with smaller initial orders discussed individually.

- Products: Socks, Kids / baby
- Methods: Knitting / jacquard, Embroidery, Heat transfer
- Made in: CN
- Minimum: 2024 guide: 1,500–2,500 pairs; English 2,000; smaller by agreement

## What they make

- Sport, yoga, hiking, running, cycling, casual, homewear, business, children, wool/cashmere and compression socks. Listing of categories only; compression health claims or certifications not endorsed.
- Offers custom garment development, printing, embroidery, private labeling. Private labeling scoped to sock cards and branded bags with buyer supply or supplier assistance.
- Its methods include jacquard knitting, embroidery, heat transfer. Heat-transfer interpretation of 烫印; precise equipment/ink/film method not stated.
- Production options include bulk production, custom production from supplied patterns or tech packs. Explicit designs/reference socks, not proof of complete tech-pack acceptance or grading services.

## Minimums and pricing

- Factory quote determined after specification and order quantity discussion. No numeric unit prices, currency, tax or freight inclusions stated.

## Samples and lead times

- Design is converted to a knitting-machine pattern; R&D staff make sample socks and send them for approval before bulk production. Sample charges, revision limits and shipment costs not stated.

## Branding and packaging

- Sock cards and branded packaging bags are generally supplied by the buyer; Biorun can assist with them. Assistance does not establish included cost or unlimited packaging options.

## Shipping and fulfillment

- Custom-service page title offers seven-day sampling delivery. Title-only timing claim; clock start, calendar/business basis and shipping inclusion unspecified.

## Where they produce

- Biorun Group/柏润集团 presents a sock design and manufacturing group with six domestic subsidiaries and two overseas branches. The subsidiaries and exact contracting entity are unnamed.
  - The linked biorunsocks.com site is a related route; that relationship does not confirm a separate producer.
- Production locations include China. Supplier states digital manufacturing bases in Yangzhou and Ankang; no independent audit.

## How to order and pay

- Buyer supplies a design drawing or sample sock and discusses feasibility; dimensions, needle count, stitching, yarn, toe closure and terry sole are agreed before sample making.
  - Supplier warns not every design effect is possible.

## Ask before ordering

- Can you specify file rights/fees and tolerance specification for my order?
- What would a garment sample or prototype cost, and is any fee credited toward production?
- What carrier transit estimate applies to my destination, separate from production?
- How long would a garment sample or prototype take, and what starts that clock?

## Sources

- [联系柏润_柏润袜子_定制袜子_袜子工厂_袜子定制_袜子厂_袜子代加工](<https://www.biorungroup.com/contact/lianxibairun.html>) (checked 2026-10-15)
- [走进柏润_柏润袜业_20年专注高品质袜子_一站式解决方案](<https://www.biorungroup.com/about/bairunjituan.html>) (checked 2026-10-15)
- [袜子定制_7天打样交付_灵活起订量](<https://www.biorungroup.com/dingzhi.html>) (checked 2026-10-15)
- [柏润集团官网_柏润袜子工厂_上海柏润工贸_运动袜生产厂家_外贸袜子厂家](<https://www.biorungroup.com/>) (checked 2026-10-15)
- [袜子个性定制看这篇就可以了_袜子定制_贴牌生产](<https://www.biorungroup.com/newss/wazigexingdingzhi.html>) (checked 2026-10-15)
- [袜子定制起订量_灵活起订量_与客户共同成长](<https://www.biorungroup.com/newss/wazidingzhiqidingliang.html>) (checked 2026-10-15)

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