株式会社SJI ~Challenge to the Next~

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About SJ group

The SJ Group is a unique group that operates seamless businesses in Japan and China. The Group operates Information Services, encompassing system development, software products, and information products, and petrochemical Engineering Service Business.



Business Activities and Key Features
System Development
System Development Business

The main business of the SJ Group. Group companies in Japan and China jointly develop high-technology and systems featuring impressively low total cost.


Software Products
Software Products Business

We handle products optimized for the needs of customers, particularly STEP Dialysis and Miracle Dialysis, which provide comprehensive management support for the artificial dialysis business.


Information-Related Products
Information-Related Products Business

We deal with the information system equipment needed for system building, including software, servers, network equipment, and computer peripherals.


Petrochemical Engineering Service business
Petrochemical Engineering Service business

We design facilities associated with petrochemical businesses, provide consulting services, sell equipment, and develop control software for the Chinese market.



Copyright © 2010 SJI Inc.All Rights Reserved.