Our principle business is project-oriented and comprises the engineering, fabrication, field installation and commissioning / start-up service of process analyzer systems for refineries, chemical industries, power and petrochemical plants.

In addition to continuing the tradition of excellence in systems engineering, design and service, we have the people with the experience and background to provide on-site consulting assistance including troubleshooting, installation and start-up supervision.
We currently service a field service fleet providing service for our customers all over the Korea and overseas countries.

Our clients are major Korean engineering, construction, chemical, petrochemical, semiconductor, power generating plants and steel industries and also keep good relationship with well-known international companies.

In year 2002, we acquired ISO9001 / 2000. This certainly proved DeungJu Instrument is world standard company and could compete fairly with other well known national and international companies.
Based on more than 10 years of experiences that we have gain in the prepackaged process analyzer system part in Korea, we will provide excellent quality service as our number one objective.