The 2011 Yunnan High-Grade Jadeite Appreciation Conference was held on April 21, 2011 in Kunming.The first diamond quality certificate was shown at the 2011 Yunnan High-Grade Jadeite Appreciation Conference, on the opening ceremony, which came from the province’s Gem and Jade Quality Supervision Inspection and Research Institute.
With many examples of exceptional jade and gems, The 2011 Yunnan High-Grade Jadeite Appreciation Conference valued at more than 2 billion yuan ($306 million). The conference involves two sessions and was first held in 2010 which attracted a lot of professionals and ordinary citizens alike.
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| Yunnan High-Grade Jadeite Appreciation Conference |
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| Yunnan High-Grade Jadeite Appreciation Conference |
