News
News and information
Yuan Tung goes to Taiwan Gemological Institute to teach DGA diamond course
Dr. Yuan Zhizhong, Chairman of Bench Diamond Technology, was invited by Taiwan Gemological Institute to teach DGA diamond course at Gemological Institute from March 23 to 27, 2015. During the four-day course, Yuan Dong taught the students the latest and most practical gem courses. In the four-day intensive course, both theory and practice of Yuan Dong were combined to teach the most essential parts of gem knowledge: 1. Various grades of gemstones and understanding the standards of 4C rating of gemstones. 2. The sales pipeline and valuation method of gemstones. 3. Understand the categories and identification methods of gemstone imitations. 4. Teach students how to use conventional instruments to identify the most difficult to detect (synthetic gems
28
2015
/
03
Yuan Dong Attends the 2015 Spring Taipei International Jewelry Symposium
On March 28, Mr. Yuan Zhizhong, Chairman of Bench Diamond Technology (Zhengzhou), was invited by GIA Taiwan American Gemological Research Institute Alumni Association to participate in the 2015 Spring Taipei International Jewelry Symposium. At the meeting, Chairman Yuan gave a speech entitled "The Development of Synthetic Diamonds and Its Impact on the Market". In the speech, Chairman Yuan introduced the classification of artificial diamonds, as well as the advantages and disadvantages of several CVD technologies, and introduced in more detail some methods of how to identify natural diamonds and CVD diamonds. Chairman Yuan's wonderful speech was well received by the participants. After the meeting, Mr. Lai Sai-chuan, President of GIA Taiwan Gemological Institute of America Alumni Association
13
2015
/
04
Dr. Yuan Zhizhong, Chairman of Bench Diamond Technology, was invited by the American and British Jewelry Appraisers Association. Yuan Dong will go to Athens, Greece to attend the first Mediterranean Gemmology and Jewelry Conference to be held there on June 27, 2015 and publish a special report entitled "Valuation of Synthetic Diamonds, Growth Technology and Identification of CVD Synthetic Diamonds.
29
2015
/
04
Dr. Yuan Zhizhong, Chairman of Bench Diamond Technology, was invited by the International Gemological Society to attend the 34th International Gemological Conference in Vilnius, the capital of Lithuania, and delivered an important speech.
30
2015
/
04
Yuan Tung to Teach Diamond Practice Identification Course in Taiwan
Dr. Yuan Zhizhong, Chairman of Bench Diamond Technology (Zhengzhou) Co., Ltd., was invited by Dean Shen Mei of TGI Taiwan Gem Research Institute to teach a two-day diamond practice identification course from 6.17 to 6.18 at TGI Taiwan Gem Research Institute. In view of the fact that synthetic diamonds are on the market one after another, it is difficult to distinguish between natural diamonds and synthetic diamonds in the market. In order to help consumers and diamond lovers to better distinguish between natural diamonds and synthetic diamonds, TGI Taiwan Gemological Research Institute has set up a two-day diamond practical identification course for this purpose, and solemnly invited Dr. Yuan Zhizhong to teach the students the most practical identification of natural diamonds.
01
2015
/
06
More than 80 people from Henan University of Technology came to our company to visit and study.
On the morning of the 7.6, a group of more than 80 people from the School of Materials Science and Engineering of Henan University of Technology came to our company to study and visit. Yuan Dong gave a speech to the students entitled the growth method, identification, application of synthetic diamonds and the processing of gem diamonds: history, development, diamond shape and trend. Yuan Dong's wonderful speech won applause from the students from time to time.
06
2015
/
07
Taidiam Technology (Zhengzhou) Co., Ltd.
Telephone:
Mailbox:
Address:
1-2 Floors, 9th Biulding, Henan Zhengzhou Export Processing Zone
Copyright©2023 Taidiam Technology (Zhengzhou) Co., Ltd. All Rights reserved |Business License| Label