About Us

Company Overview

Zhuji Rongxing Knitting Co., Ltd. was established on May 28, 2002. We are a professional socks manufacturer with over 20 years of experience in R&D, quality control, and service.

Our factory covers an area of 27,800 square meters and is recognized as a scale enterprise by the local government. We have 800 professional sock machines with a monthly production capacity of 3 million pairs, mainly exported to European and American markets.

The company currently employs 160 staff, including 10 technical development engineers and 20 maintenance engineers. All sock production processes are completed in-house, with strict quality control management at every stage to ensure stable and reliable product quality.

Production Capabilities

Large-scale production ensuring quality and on-time delivery

Knitting Workshop

A production-floor view of sock knitting machines operating inside the Zhuji Rongxing factory.

Factory Campus

An exterior view of the Zhuji Rongxing factory buildings in Datang Town, Zhuji, Zhejiang.

Zhuji Rongxing sock knitting production floor

Knitting Workshop

Another view of the sock knitting equipment and organized production floor inside the factory.

Certifications

International standards, quality assurance

Factory audit and certification documents are available for buyer review. Current validity, scope and product applicability are confirmed for each sourcing program.

COSTCO

GRS

SLCP

BSCI

WRAP

FCCA

OEKO-TEX

WALMART

Quality Certifications

✓WALMART Quality Certification
✓FCCA Certification
✓COSTCO Quality Certification

Labor Certifications

✓WRAP Certification
✓BSCI Certification
✓BIRGMA Certification
✓PVH LEGWEAR Certification
✓SLCP Certification
✓SEDEX 4P Certification

Environmental Certifications

✓GRS Global Recycled Standard
✓OEKO-TEX100 Eco-textile Certification

DOCUMENT REVIEW BEFORE ORDER COMMITMENT

Confirm Current Validity, Scope and Product Applicability

Certification names and historical audit images are not a substitute for buyer due diligence. Tell us the destination market, retailer, product and required standard; the team will confirm which current documents can be provided for review and whether their scope applies to the proposed program.

Request Applicable Documents

B2B Buyers We Support

Manufacturing experience across apparel, retail, importing and distribution programs

Apparel Brands

Private-label product development

Retailers

Retail-ready packaging programs

Importers

Specification and compliance review

Distributors

Multi-style sourcing programs

Sourcing Teams

Factory-direct project coordination

Our Journey

20 years of focus, continuous progress

2002

Company Founded

Zhuji Rongxing Knitting Co., Ltd. was officially established, beginning sock manufacturing business

2005

Expansion

Introduced advanced equipment, expanded production scale, began serving international brands

2010

International Certification

Expanded factory audit and compliance capabilities for international supply-chain requirements

2015

Equipment Upgrade

Sock machine count reached 800, monthly production capacity exceeded 3 million pairs

2020

Green Transformation

Obtained GRS, OEKO-TEX100 environmental certifications, promoting green production

2024

Continued Growth

Expanded product development and production support for international B2B sourcing programs

Company Overview

Production Capabilities

Knitting Workshop

Factory Campus

Knitting Workshop

Certifications

Quality Certifications

Labor Certifications

Environmental Certifications

Confirm Current Validity, Scope and Product Applicability

B2B Buyers We Support

Our Journey

Company Founded

Expansion

International Certification

Equipment Upgrade

Green Transformation

Continued Growth

Looking Forward to Working With You