Courses Related to Gem Industry and Jewellery Industry – Gem and Jewellery Research and Training Institute (GJRTI)
Source – Sunday Observer (2018.09.30)
Contact Numbers : 011-2579180, 011-4324676
Email – training@gjrti.gov.lk
Courses Related to Gem Industry and Jewellery Industry – Gem and Jewellery Research and Training Institute (GJRTI)
