Sejin Industry is a manufacturing-based company operated by CEO Lee Se-yeon, located at 57 Gusumi 1-gil, Siheung-si, Gyeonggi-do. It mainly belongs to the gear and power transmission device manufacturing industry, specializing in finishing and shot blasting of power tool parts.

Business Areas

• Gear and power transmission device manufacturing: Sejin Industry is a manufacturer based on the production of gears and power transmission elements. We produce power transmission components required in various industrial fields.
• Finishing and shot blasting of power tool parts: We specialize in finishing work to smooth the surface of parts used in power tools, and shot peening/blasting treatment to strengthen metal surfaces and remove foreign substances.

Products

• Power tool parts: We produce core components that determine the performance and durability of power tools, providing high-quality parts through precise finishing and shot blasting processes.

Special Notes

• Expertise in surface treatment of power tool parts: Based on accumulated technology and know-how in the field of finishing and shot blasting for power tool parts, we provide precise and stable surface treatment services tailored to customer requirements.
• Manufacturing capability for gears and power transmission elements: We produce manufacturing-based gears and power transmission elements, possessing the capability to stably supply essential components required in related industries.

💡 A Word from JobPloy
Sejin Industry is a small manufacturing company primarily engaged in the finishing and shot blasting of power tool parts. This type of work requires precise manual labor and machine operation, and noise or dust may occur depending on the working environment. Strict adherence to safety rules and a meticulous work attitude are important. By learning skills and improving proficiency, one can perform stable work in the long term.