HEAD OFFICE
- (13207) #701, Biz-dong, SKnTechnopark, 124, Sagimakgol-ro, Jungwon-gu, Seongnam-si, Gyeonggi-do, Korea
- jeysfi@jeysfi.co.kr (General affairs department) jeyssales@jeysfi.co.kr(Sales department)
- 031.776.2255
- 031.776.2259
LAB
- (13207) #702, #703, Biz-dong, SKnTechnopark, 124, Sagimakgol-ro, Jungwon-gu, Seongnam-si, Gyeonggi-do, Korea
- jeysrnd@jeysfi.co.kr (R&D department)
- 031.776.2770
- 031.776.2259
FACTORY
- (13207) #301, Tech-dong, SKnTechnopark, 124, Sagimakgol-ro, Jungwon-gu, Seongnam-si, Gyeonggi-do, Korea
- jeysproduct@jeysfi.co.kr (Production management department)
jeysqc@jeysfi.co.kr(Quality control department)
- 031.776.2770
- 031.776.2259