Question 1

What does K Line manufacture?

Accepted Answer

K Line manufactures clear aligners for orthodontists and dental professionals. The company produces 25,000 aligners daily from facilities in Germany, USA, Mexico, Portugal, and Egypt.

Question 2

What regulatory certifications does K Line hold?

Accepted Answer

K Line manufacturing is certified under FDA 510(k), CE MDR, ISO 13485, MHRA, and TGA, covering regulatory requirements across North America, Europe, Australia, and other major markets.

Question 3

Can I launch my own aligner brand through K Line?

Accepted Answer

Yes. K Line private-label program lets dental professionals and businesses launch a fully branded aligner product — including custom packaging, patient app, and doctor portal — with no factory infrastructure required.

Question 4

What is ClearX 4D Technology?

Accepted Answer

ClearX 4D Technology is K Line's patented aligner manufacturing process developed in 2019, engineered to improve force control and clinical predictability across treatment stages.

Question 5

How long does K Line take to deliver aligners?

Accepted Answer

K Line offers 4-5 day global delivery from its international production network, serving 150+ brands in 40+ countries.

Question 6

How does K Line treatment planning work?

Accepted Answer

Orthodontists submit cases through the K Line digital platform. The clinical team produces AI-assisted staged plans, which the doctor reviews and approves before production begins.

Question 7

What is the K Line Doctor Portal?

Accepted Answer

The K Line Doctor Portal is a web-based platform where orthodontists submit cases, review treatment plans, track aligner orders, and manage their full caseload in one place.

Question 8

What is the ACMS co-manufacturing system?

Accepted Answer

ACMS or Aligner Co-Manufacturing System launched in 2025 allows aligner brands and distributors to scale production through a structured partnership with K Line manufacturing infrastructure.

Question 9

Who founded K Line and where is it based?

Accepted Answer

K Line was founded in 2014 by Dr. Sherif Kandil in Dortmund, Germany. The company is headquartered in Düsseldorf and has grown to 450+ employees with over 8.5 million aligners produced.

What is a private-label (OEM) clear aligner manufacturer?

What is the difference between private label and white label aligners?

Why partner with K Line instead of building my own aligner factory?

How fast can I launch my own aligner brand?

Frequently Asked Questions

Stop building factories.
Start building your brand.

Launch quickly, scale without limits, and leverage K Line’s certified global OEM engine.