SJ Tech Co., Ltd. is a specialized manufacturer of broadcasting and defense communication equipment located in Hwaseong-si, Gyeonggi-do, established in November 2013. Under the leadership of CEO Lee Dong-il, the company specializes in manufacturing equipment for special purposes, such as defense communication equipment.

"SJ Tech Co., Ltd. is a specialized manufacturer of broadcasting and defense communication equipment located in Hwaseong-si, Gyeonggi-do, established in November 2013. Under the leadership of CEO Lee Dong-il, the company has solidified its position in the broadcasting equipment manufacturing sector, which requires high-level technology. It specializes in manufacturing equipment for special purposes, such as defense communication equipment, and despite being a small organization, it is a solid, strong small company contributing to the development of national defense and broadcasting industry infrastructure through precision manufacturing processes and strict quality control."

Business Areas

• Defense communication and precision parts manufacturing: SJ Tech manufactures and supplies essential communication equipment and related precision hardware in the defense industry. The company produces highly reliable products tailored to the characteristics of national defense projects and conducts business based on manufacturing technology that meets the strict standards of the defense market.

Products

• Precision parts for defense communication equipment: We produce core communication modules and precision mechanical parts installed in military communication systems and radar systems. They guarantee perfect performance even in extreme battlefield environments such as high temperature, high pressure, and vibration.

Special Notes

• Independent core technology and R&D capabilities: Based on its independent core technology, SJ Tech secures a differentiated competitive advantage in related fields. The company is expanding its technology portfolio through continuous investment in research and development.
• Market competitiveness and expertise: Compared to major competitors, SJ Tech shows strengths in technological completeness and commercialization capabilities. Its expertise in the field is confirmed through its patent portfolio and project execution history. This is a core business area responsible for the stability of communication infrastructure directly related to national security.

💡 A Word from JOBPLOY
SJ Tech is a small, strong company operating in fields requiring high-precision technology, such as defense communication equipment. As it primarily focuses on precision parts manufacturing and quality control, expertise and meticulousness in related fields may be required. It can be a good opportunity for foreign workers if they have an understanding of the field and a willingness to acquire skills.