About

About

The plant is in Ningbo; the accountability is in Seoul. Octudex is the medical polymer tubing brand operated by Octud Co., Ltd., and the authorized Korea distributor for Ningbo Linstant Polymer Materials.

Manufacturing sites

Manufacturing
Made in Ningbo

Ningbo Linstant Polymer Materials

Founded in 2014, a Chinese national-level high-tech enterprise with more than 500 employees. Extrusion, reinforcement, secondary processing and surface treatment all happen under one roof.

42,300㎡
3 manufacturing sites
12,000㎡
ISO 7 cleanroom
500+
Employees
Equipment
16Davis-Standard and AK extrusion lines
18Special-material extrusion lines · PEEK · TPI
100+Braiding · coiling · reflow lines
23FEP extrusion 13 · expanding 10 lines
10PTFE tubing lines
700+Inspection equipment
ISO 7 cleanroom production line
ISO 7 cleanroom · Ningbo · 12,000 ㎡
Accountable from Seoul

Octud Co., Ltd.

The plant is in Ningbo. When something goes wrong here, we are the ones who answer. The polymer tubing business runs under the name Octudex .

01Technical support in Korean — no time-zone gap
02Low-volume samples — from the prototype stage
03Customs clearance and import handling
04OEM project coordination with the plant
05Claims and quality response

Certifications and history

Certifications
2014 — 2025
ISO 13485
Certified 2015
ISO 10993-5 · -10
Cytotoxicity · irritation and sensitization
Little Giant
2020 · Chinese "Little Giant"
DSM strategic cooperation
2025 · long-term implant materials
2014Linstant founded
2015ISO 13485 certified · PEEK tubing in mass production
2017Two-layer high-burst balloon tubing (PA)
2019Steerable catheter in mass production
2020Designated a Chinese "Little Giant" enterprise
2022PTFE liner and FEP heat shrink in mass production
2023PI solution and PI tubing developed with a research institute
2025DSM strategic cooperation — UHMWPE+TPU long-term implant materials

Octudex · Linstant · Octud

Three Names
Which name is which

Three names appear across the documents and the website. Each has a different role.

Ningbo Linstant Polymer Materials
Linstant
Manufacturer

Ningbo, China. Founded 2014, more than 500 employees. Extrusion, braiding, secondary processing and surface treatment are all done in house.

Octudex
Octudex
Brand — authorized Korea distributor

The name that handles product, technical support and supply in Korea. All product inquiries and quotations run under this name.

Octud Co., Ltd.
Octud Co., Ltd.
Legal entity

The Korean company that operates Octudex. This is the name on contracts, tax invoices, customs paperwork and other legal and accounting documents.

Contact

Send us a specification
and we answer feasibility first

Dimensions, material, application. Those three are enough to start. A drawing makes it faster.

Grit@octud.com010-3338-2976
01Dimensions — OD / ID / wall, or Fr
02Material · whether a grade is specified · tolerance
03Application · secondary processing · expected volume
Support in Korean and English · drawings welcomeSend an inquiry