Daeyeol Treatment is a metal heat treatment specialist company located in Dalseong-gun, Daegu, led by CEO Choi Yoon-seok. Based on outstanding technical capabilities, particularly in the field of automotive parts heat treatment, the company holds various certifications and awards.

"Hello, I am Yoon-seok Choi, CEO of Daegi Heat Treatment. Based on core heat treatment technology for the root industries that serve as the backbone of national key industries, Daegi Heat Treatment is keeping pace with the changing global trends. We have accurately grasped the paradigm shift from the 3D industry to the ACE (Automatic, Clean, Easy) industry and are fully prepared for the future environment. Leveraging the technical expertise of Korea's first Master Craftsman in the heat treatment field, we will do our utmost through continuous research and development to always become a leading technology. Thank you."

Business sectors

• Metal Heat Treatment: Provides thermal manipulation techniques that perform heating and cooling to alter the mechanical and physical properties of metal materials.
• Automotive Parts Heat Treatment: We specialize in heat treatment operations for hardness control and quality improvement of automotive parts, such as turbine housings and alternator pole cores.
• Core Technology of Root Industries: Based on heat treatment technology, which is the core of root industries playing a pivotal role in national key industries, we are responding to the transition from 3D to ACE industries.

Products

• Carburized Heat-Treated Products: These products penetrate and diffuse carbon into the surface of low-alloy steel to increase internal toughness and provide excellent surface wear resistance.
• Annealing (Stress Relief, Complete, Spheroidization): This is a heat treatment product that imparts ductility, removes internal stress, softens the product, and homogenizes the grain size.
• Q&T (Quenching & Tempering): This product rapidly cools from the austenitizing temperature to transform into a martensitic structure, imparting appropriate toughness according to the application and transforming into a stable structure.

Special Features

• Technical prowess of Korea's No. 1 Master Craftsman in the heat treatment field: CEO Choi Yoon-seok was selected as Korea's No. 1 Master Craftsman in the heat treatment field by the Ministry of Employment and Labor in 2012, and based on this, he possesses outstanding technical skills.
• Automotive Parts Quality Certifications (SQ, CQI-9, SES-Tier2): We have secured reliability by obtaining numerous automotive quality certifications, including the Hyundai/Kia Motors SQ Mark, GM CQI-9, and Renault Samsung SES-Tier2.
• Smart Factory System and MRP System: We ensure quality and transparency by utilizing the MRP (Manufacturing Resource Planning) system to computerize the entire process from product receiving to production and shipment.

Job Information

• Main Hiring Positions: Production Staff (Heat Treatment Equipment Operation, Product Preparation and Packaging, Quality Control)
• Benefits: Skill-based salary (2.2–3 million KRW per month), dormitory provided, transportation allowance for commuting employees, meals provided in the company cafeteria, flexible leave available, monthly cultural activity allowance of 30,000 KRW.

💡 A word from Jobploy
Daegi Heat Treatment is a technically advanced company led by a Master Craftsman of Korea in the field of metal heat treatment. We primarily perform heat treatment for automotive parts, handling processes such as carburization, stress relief, and quality control. If you work in a production role, you will be responsible for tasks including operating heat treatment equipment, product preparation and packaging, and quality control. Salary is based on proficiency, and we offer excellent benefits such as dormitory accommodation, transportation allowances, meals, and cultural activity subsidies. An understanding of precise metal processing and quality control, along with meticulous attention to detail, is essential; this will be a great opportunity for those with a willingness to continuously learn and develop their skills.