Join hands with Gemfields, the global mining giant in colored gems, to give master courses on emerald and ruby appreciation in several first-tier cities in China for six consecutive years.

GUILD Gemmology College cooperated with Zhejiang Gold Jewelry Quality Inspection Center (GGC) to develop a one-stop gem education in Hangzhou and open a full range of Gild Gemmology courses.

Jointly released the "Color Diamond Appraisal and Evaluation Course" with Gemewizard, a world-renowned colored gems and diamond grading and pricing institution.

Connect with Jewelry Television, the world's top jewelry retailer, and share the theme of colored gems for millions of viewers in the United States.

The first issue of "GUILD colored gems General Theory Course" was released.

"GUILD Online Gemmologist Series Course" was released across the board.