WELDING STUDY CENTER
PERKANTORAN PULOMAS BLOK V / 6, JL. PERINTIS KEMERDEKAAN
JAKARTA TIMUR 13260
Phone : 021 - 32814913 / 4893456 (Ms. Tami, Ms. Devi, Ms. Anita)
Fax : 021 – 4700983
Email : customerservices@weldingstudy.com