Guangdong Jewelry, Jade and Precious Metals Testing Center has participated in the employee training of major jewelry companies in China, and developed many middle and advanced jewelry training courses according to the needs of customers and consumers. Since 1999, we have successfully set up a number of training courses for diamond inspectors (diamond 4C grading courses), gem inspectors, jewelry salespersons, jade identification and so on, and trained tens of thousands of students, which has played a great role in improving the quality of industry personnel and contributed to improving the public's appreciation level and popularizing the knowledge of jewelry and precious metals.

The development of the industry also needs a steady stream of fresh blood. Guangdong Jewelry, Jade and Precious Metals Testing Center has been committed to the cultivation of new people in the industry. Dr. Guo Qinghong, director of the center and member of Guangdong Provincial Political Consultative Conference, and Dr. Cao Zuojiao, technical director of Guangdong Jewelry, Jade and Precious Metals Testing Center, were employed as part-time professors by many domestic universities for their profound knowledge, top-notch professional technology and rigorous professionalism, giving lectures and training, and spreading professional knowledge and experience to students.