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whenever you sign

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General-type eSignon

Do you want to try the eSignon
right now?

Customized-type eSignon

Do you need a system customized
for your business?

Over 400,000 eSignon users in the world are
saving time and cost by more than 90%.

With the best electronic signature contract technology in South Korea, JC1 uses various solutions, developed by the
company’s affiliated research institute, to transform your business digitally.

20 years of R&D experience

Established in 2004, we provide services to all industries both domestically and internationally through continuous research and development.

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77% are technical specialists

77% of the total workforce are technical specialists who provide the company with the best electronic signature contract technology in South Korea.

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Over 15 self-developed solutions

All solutions are self-developed, through which we provide immediate technical services to our customers.

Why eSignon?

Experience electronic contracting with eSignon!

Specialized Technology

We have developed eSignon signature technology with 19 years of experience in building an electronic
contract system.


You can link the eSignon system with your
internal IT system using the API, allowing you to
sign a contract immediately without
accessing eSignon.

On-Premise Model

You can archive the completed contract in your
own storage using a separate server.

Support of All Platforms

You can start a contract anytime anywhere using various devices.

Integrated Contract Management

As our service uses an account system,
you can manage dispersed contracts in
one place.

Bulk Send

You can send the same template to
up to 500 people at once.
(e.g. labor contract)

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Get started with eSignon

eSignon is a cloud-based electronic contract service.
You can easily conduct electronic contracts anytime, anywhere without a separate system.
Integrate eSignon APIs into your workflow or application.
With the Bulk Send, you can send the same document to up to 500 people at once.

eSignon Cloud Electronic Contract Solution

Have you ever lost or damaged a paper contract?
With eSignon, you can sign contracts immediately without
using paper forms.

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