Changhwan Terminal Co., Ltd., established in 1996, is a specialized manufacturer of electrical and electronic components for automobiles, headquartered in Cheoin-gu, Yongin-si, Gyeonggi-do. The company develops and mass-produces automotive battery terminals, high-current ring terminals, Intelligent Battery Sensors (IBS), and busbars for electric vehicle battery modules, supplying them to domestic and international automakers and major automotive electronics companies. Based on continuous R&D and investment in process automation equipment, the company is building solid technological competitiveness in the domestic automotive electronics parts industry.

"Changhwan Terminal Co., Ltd. started as a specialized manufacturer of automotive terminals and has grown with the top priority of providing the best quality and honest products. Based on long-standing know-how in battery terminal and high-current terminal development, the company is focusing on developing high-quality automotive electronic parts with performance and safety, ranging from IBS assemblies to busbars for electric vehicle battery modules and various sensing busbars."

Business Areas

• Manufacturing of automotive battery terminals and connection devices: Designs and manufactures battery terminals, IBS (Intelligent Battery Sensors), and high-current ring terminals that connect automotive batteries to electrical systems. It secures excellent conductivity and fastening reliability by applying casting, forging, and press molding technologies.
• Development of busbar parts for electric vehicles and secondary batteries: Develops and supplies module busbars, aluminum busbars, and sensing busbars for power connection and monitoring inside electric vehicle and ESS battery packs. Provides eco-friendly vehicle solutions with insulation and stability capable of responding to high-voltage and high-current environments.
• Wiring harness and terminal assembly: Produces wiring harnesses, fuse terminals, and ignition wire parts responsible for power distribution and signal transmission within the vehicle. Based on a strict quality assurance system, it is stably supplying to major mass-production projects for finished vehicles.

Products

• Battery Terminal: A core connection component that is coupled to the vehicle battery post to draw power to the vehicle's electrical system. It features a structure that is resistant to vibration and thermal shock through press and forging methods, and maximizes the convenience of fastening work.
• Battery Module Busbar: A power conductor component responsible for electrical connection between battery cells in electric vehicles and Energy Storage Systems (ESS). Precision machining and insulation treatment are applied based on highly conductive copper and lightweight aluminum materials.
• IBS and Ring Terminal Assembly: An intelligent sensor module that detects battery voltage, current, and temperature in real-time, along with a line of ring terminals for high-current transmission. These are automotive electronic units that help manage power control efficiency and battery status within the vehicle.

Special Notes

• Solid supply track record based on automaker certification: The company holds Hyundai/Kia Motors SQ certification and IATF16949 certification, and directly supplies parts to major Tier 1 suppliers and vehicle manufacturers. It maintains uniform mass-production quality through accumulated process control know-how.
• Integrated production line for press, forging, and assembly: The company operates a manufacturing infrastructure that integrates precision press, forging, automated assembly, and inspection equipment. It is increasing manufacturing efficiency and minimizing defect rates through the construction of a smart factory.
• Global export performance and expansion of eco-friendly parts: The company is expanding its supply chain to the global market, including winning the $30 Million Export Tower award. It is successfully diversifying its business area from existing internal combustion engine terminals to the electric vehicle secondary battery busbar field.

Recruitment Information

• Main Hiring Positions: Production (press, forging, assembly, processing), production management, quality control (QC/QA), R&D (design/PM), purchasing and material management
• Benefits: 4 major social insurance, company cafeteria (lunch/dinner provided), dormitory operation, commuter bus service, fitness center, employee awards, performance-based bonus system, family event support

💡 A Word from JOBPLOY
As a specialized company manufacturing automotive battery terminals and busbars, the main roles involve press processing, precision assembly, and quality inspection. Since there is a lot of work involving mechanical equipment and molds, it is important to strictly adhere to safety rules such as standard operating procedures and wearing safety gear. Basic work benefits such as a company cafeteria, commuter buses, and dormitories are provided, making it suitable for long-term employment while diligently learning the practical work of automotive parts manufacturing.