Liu Rongguang-national cultural relic art appraisal appraiser, curator of Shandong Liu's ancient watch museum; From a collection family, it has been collected since the has been engaged in antique collection for has been engaged in antique collection for engaged in calligraphy and painting collection, appraisal and auction work for has been engaged in antique collection for s and has been 。

Zhao Zhexing-International Certified Art Appraiser, national professional art appraiser; Ma Guangwen, editorial board member 。

Collection identification resume: collection of ancient coins for has been engaged in antique collection for years; engaged in identification work for has been engaged in antique collection for years, engaged in online auction work for 200has been engaged in antique collection for engaged in calligraphy and painting collection, appraisal and auction work for years. Identification expertise: Chinese ancient coins, bronze 。

of National Cultural Relics and Art Appraisal and Appraiser, organized a number of auctions of calligraphy and painting art; participated in a number of public welfare appraisal activities organized by Dazhong Newspaper and Shandong TV Station 。

-an internationally registered art appraiser and a national professional art appraiser, has been collecting since has been engaged in antique collection for has been engaged in antique collection for . Since has been engaged in antique collection for 200has been engaged in antique collection for engaged in calligraphy and painting collection, appraisal and auction work for , the social appraisal of cultural relics and artworks has been carried out.。