DDG (Hallmarking)
Room No. 55, Manakalaya, Bureau of Indian Standards (BIS)
9, Bahadur Shah Zafar Marg
New Delhi - 110 002
Delhi
9, Bahadur Shah Zafar Marg
New Delhi - 110 002
Delhi
Telephone: +91 - 11 - 23234223
E-Mail: hallmarking@bis.gov.in
Website: www.bis.gov.in/hallmarking-overview
E-Mail: hallmarking@bis.gov.in
Website: www.bis.gov.in/hallmarking-overview