MEDIUM × WuXi Biologics: A Trusted Partnership in Customized Sterile Culture Media
August 25, 2026
WuXi Biologics is one of the world's leading biopharmaceutical contract development and manufacturing organizations (CDMOs), providing end-to-end solutions for biologics discovery, development and manufacturing. Its global network of laboratories and production facilities serves top-tier pharmaceutical and biotechnology companies around the world. For a company operating at this scale, every raw material and consumable used in quality control (QC) laboratories must meet the highest standards of quality, consistency and regulatory compliance.
MEDIUM is a professional manufacturer of ready-to-use sterile culture media, dedicated to serving pharmaceutical, biotechnology, food and research laboratories with reliable products and customized solutions. Based on our strong R&D and ODM capabilities, MEDIUM was engaged to support WuXi Biologics' QC and microbiology testing workflows with customized culture media solutions. This case study summarizes how MEDIUM built a long-term, high-trust cooperation with this global biopharmaceutical leader.
As a leading CDMO serving global pharmaceutical clients, WuXi Biologics required a reliable supplier of sterile culture media that could meet the following strict requirements:
- GMP-oriented quality: Media products must support validated pharmaceutical microbiology testing workflows, including microbial enumeration and sterility-related testing.
- Full batch traceability: Complete documentation including COA and batch information must be provided for every single delivery.
- Customization: Product specifications, formats and packaging need to be tailored to the client's internal laboratory workflows and testing methods.
- Consistent supply: Stable, on-time delivery is essential to support uninterrupted laboratory operations and production schedules.
MEDIUM's R&D and production teams worked closely with WuXi Biologics to develop a tailored supply solution covering the entire process from product specification to delivery:
- Customized product specifications: Ready-to-use prepared agar plates and bottled liquid media were adapted to the client's testing methods, sampling procedures and incubation requirements.
- GMP-oriented production: All products are manufactured under a GMP-oriented management concept with strict quality control from raw material selection to finished product inspection.
- Complete documentation: COA, batch traceability information and technical support are provided with every shipment to meet audit and regulatory requirements.
- Dedicated support: A responsive service team ensures fast communication, technical consultation and problem resolution whenever needed.
| Item | Detail |
|---|---|
| Product Range | Ready-to-use sterile culture media plates, bottled liquid media |
| Quality Standard | GMP-oriented production, ISO 9001:2015 |
| Documentation | COA, batch traceability records |
| Customization | Specifications and packaging tailored to client workflow |
| Delivery | Stable, on-time global logistics |
Through this cooperation, WuXi Biologics obtained a stable supply of high-quality, customized sterile culture media that supports its rigorous pharmaceutical QC and microbiology testing operations. The partnership has been built on mutual trust, consistent quality and professional service, and has become one of the important references demonstrating MEDIUM's capability to serve world-class biopharmaceutical customers.
- Professional manufacturer of ready-to-use sterile culture media
- GMP-oriented production with full batch traceability
- Strong R&D and ODM capability for customized solutions
- Complete documentation and responsive after-sales support
- Experience serving global pharmaceutical and biotech leaders
MEDIUM is committed to serving global pharmaceutical, biotechnology, food and research customers with reliable products and professional service. We welcome cooperation with more industry leaders worldwide.
