British Gemmological Association and Gemological Testing Laboratory were established in 1908. 193 1 became an independent institution. It is the oldest gem association in the world. Candidates who successfully pass the examination are awarded certificates of gemology, and then they can apply to become members of the British Gemmological Association. When they become members of the British Gemological Association, they can use the FGA title after their own names. In addition, you can get a certificate of diamond science by taking the course of diamond science, and you can use DGA title (diamond member) after becoming a member of the British Gemological Association. FtheGA). The beginning of gemology education in London is related to the increasing concern about the entry of artificial rubies and sapphires into the industry. The first gemological certificate examination was held in London in 19 13. The first correspondence course in gemology in the world started at 192 1. In the early 1920s, the appearance of cultured pearls disrupted the trade of natural pearls. This led to the establishment of a test station belonging to the London Chamber of Commerce. Gem testing laboratory was the earliest established in the world, and carried out the early professional appraisal of jewelry, which continues to this day. 1990, the association merged with Gemstone Testing Laboratory to become British Gemstone Association and Gemstone Testing Laboratory (GAGTL). Starting from 200 1, the original abbreviation was changed to Gem-A logo. This institution is committed to promoting gemmological research, constantly improving the education system for obtaining certificates through examinations, providing laboratory services for trade, and studying various materials used and involved in the jewelry industry. The British Baoyou Association and Gem Testing Laboratory are located in a building near Haydn Park in London, with an education office and counseling center, a member office, a gem testing laboratory and a gem instrument company. Many instruments and equipment of the Association can be used to support your study.

The British Gemmological Association issued the first gemmological certificate in 19 13, and opened the correspondence course of gemmology for the first time in 192 1 year, and started to offer an independent course of gemmology from 1990. At present, the British Gemmology Association has more than 50 joint teaching centers (ATC) around the world, among which the following are located in Chinese mainland:

Wuhan Jewelry College of China Geo University offers FGA and DGA courses.

China Geo University (Beijing) Jewelry College offers FGA course.

Guilin University of Technology offers FGA courses.

Shanghai Tongji University offers FGA courses.

Guangzhou Sun Yat-sen University offers FGA courses.

DGA course of China Gongmei Group Gaode Jewelry Research Institute.

All the above joint teaching centers use the Chinese version of the British Gemmological Association Course translated by Mr. Chen Zhonghui and published by China Geo University Press, and teach in Chinese. Take the British exam twice a year (January and June), and the exam is invigilated by the British Gemological Association entrusted by the British Embassy in China. Now there are special Chinese examiners among the examiners, instead of translating in Hong Kong and sending them to Britain as before. Those who pass each exam will be awarded certificates by the British side. Those who scored particularly well in the exam or scored the highest score in the world in that exam will be given certain awards and achievement letters after discussion and approval by the marking staff. Anyone who applies for membership and insists on paying the annual membership fee can add the title of FGA or DGA after his name, and can receive Gemmology Magazine and GEM &；; Jewelry news.

There are also several joint teaching centers in China, Hongkong, Taiwan Province Province, Taipei, Taichung City and Singapore to teach and test Chinese. Most of these centers use the Chinese translation of British Gemmological Association courses published by China Geo University Press.

The FGA course of British Gemmological Association is divided into two parts: basic course and certificate course. Only candidates who pass the basic course examination are eligible to study the certificate course and take the examination to obtain the FGA certificate. However, with the consent of the British side, those who have obtained the GIC certificate issued by Wuhan Jewelry Institute can take the certificate course examination instead of taking the basic course.

China's "National Jewelry and Jade Quality Inspector Examination Qualification Examination Regulations" stipulates that anyone who holds an internationally renowned certificate can sign up for the examination, regardless of academic qualifications and working years. Among the internationally renowned certificates listed, FGA certificate and DGA certificate are included.

DGA: (domain generation algorithm) computer

Domain name generation algorithm

DGA: American Directors Association