Ruan Yuanchun, Indonesian name Steve Yenadhira, of Hokkien ancestry, is a renowned Indonesian calligrapher who has worked in the vanguard of advertising for visual arts for three decades. He is the founder and curator of the Divine Art Gallery, and Chairman of the Indonesia Calligraphers Association. His works have been showcased at exhibitions held across China, Taiwan, Japan, Korea, and the USA, winning him several awards. He holds important positions at numerous art associations, the ASEAN-China Federation of Calligraphers and Painters, Overseas Chinese Calligraphers Association (OCCA), Indonesia-China Art Association, L'Association de Calligraphies et de Peintres Chinois de France, Centre d'Echange International des Cultures et des Arts – Belgium, just to name a few, playing a major role in promoting the art of calligraphy across the globe.

阮渊椿是出生自印尼雅加达的华裔书法家，是印尼艺术界的知名奇才型人物。他不仅是思源美术馆的创办人和馆长，还是印尼书法家协会的发起人之一并担任总主席。他对艺术界的贡献备受肯定，曾荣获多个奖项，包括亚洲国际书法高峰论坛颁发的“传播中华文化贡献大奖”和中国经贸促进会颁发的“亚太地区杰出华人艺术家奖”等。阮渊椿的新颖作品曾多次参加中、台、日、韩、美国展览并获奖，且两次荣获中国上海榜书研究会举办之国际榜书大赛冠军。身为许多艺术组织的重要成员，如世界海外华人书法家协会联合主席兼印尼主席、东盟-中国书画家联合总会总主席、雅加达文化艺术中心顾问、中国文化艺术研究中心海外顾问、法国书画家协会高级顾问、比利时世界文化艺术交流中心高级顾问、中国名家联合书画艺术院名誉院长等，阮渊椿策划并举办多项跨国书画大展，如2008年的《三国演义东盟三国巡回书画展》、2009年的《中国四大名著四国书画联展》等，为文化艺术交流和传播中华文化做出了极大贡献。