Seji Chemical Co., Ltd. is a manufacturer of synthetic resins and other plastic materials established in 2000, located at 72, Daedeok-ro, Samsung-myeon, Eumseong-gun, Chungbuk. Led by CEO Park Heung-yeol, its main business is the manufacturing of semiconductive compounds and masterbatches for wires.

"Seji Chemical Co., Ltd. started as a masterbatch manufacturing company in 2000 and has solidified its position in the field of manufacturing semiconductive compounds for wires by securing domestic and international wire customers through continuous research and development and facility investment. Based on customer-centric management and quality management, we provide the best quality and competitive products, and are growing through continuous research and development."

Business Areas

• Synthetic Resin Manufacturing: As a specialized manufacturer of synthetic resins, including agricultural and industrial films, we produce synthetic resins for various purposes.
• Wire Compound Manufacturing: We specialize in producing semiconductive compounds, functional compounds, and masterbatches for wires, helping wire companies achieve stable production.

Products

• Compounds for Wires: We produce a variety of compounds for wires, including semiconductive compounds for high-voltage and extra-high-voltage wires (SJ-350HV, SJ-130HV, etc.) and semiconductive compounds for medium-voltage wires (SJ-201TR, SJ-501ES, etc.).
• Functional Masterbatches and Special Compounds: We develop and produce various functional masterbatches such as flame-retardant, conductive, moisture-removing, and breathable masterbatches, as well as special compounds.

Special Notes

• Technology and R&D: Based on 30 years of accumulated technology and experience, we specialize in producing functional compounds and masterbatches, and are fully committed to research and development to provide solutions based on wire material technology.
• Quality and Certification: We pursue the highest quality by establishing ISO 9001 and ISO 14001 quality management systems, and have obtained certifications as a Technology Innovation Type Small and Medium-sized Enterprise (INO-BIZ) and a Venture Company.
• Market Competitiveness and Growth: We have secured domestic and international wire customers and pioneered overseas markets, solidifying our position in the field of manufacturing semiconductive compounds for wires. We are a rapidly growing company with increasing sales revenue compared to the previous year.

Recruitment Information

• Main Hiring Positions: Recruitment mainly occurs in research/R&D positions and production roles.
• Benefits: We provide four major insurances (National Pension, Health Insurance, Employment Insurance, Industrial Accident Compensation Insurance).

💡 A Word from JobPloy
Seji Chemical Co., Ltd. is a small and medium-sized enterprise that manufactures synthetic resins and wire compounds, and can be a good opportunity for foreign workers interested in the chemical manufacturing field. There may be mainly production and R&D positions, and adherence to safety rules and teamwork are important. As it is a company that emphasizes continuous technological development and quality management, it will be suitable for those who want to develop expertise in related fields.