Contact Us

Working hours

Monday- Friday: 09:00-17:00 Hrs
(Phone until 16:30 Hrs)

We are here

JPRM+5R5, SUMBER, Sumberagung, Kec. Klego, Kabupaten Boyolali, Jawa Tengah 5
Phone: 021 8263 1523
Email: office@osik.co.id | hrd@osik.co.id