Ngoc Hoc Center is a scientific and technological unit, directly under the Vietnam Gem Association. The Center is the Department of Science and Technology of Hanoi. November 12, 2007 Field of science and technology activities1. Scientific research and application, technology deployment in the field of gems and jewelry. Implementation of scientific and technological services:

GCR - Gem Center

– Information, consulting, organizing scientific conferences, international cooperation, training links, fostering knowledge and skills in the field of gemstones and fashion goods. strength

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