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Patrick De Keyzer Belgian Former Senior VP Techonoly of Bekaert -
Ye Zhaoyan China Writer -
Gao Yun China Researcher of China National Academy of Painting, painter -
Zhang Jianhua China Chairman of the Jiangsu Provincial Federation of Literary, writer and calligrapher
![VCG111339587213.jpg](./23261/202201/W020220121575159683993.jpg)
![two session.jpg](./23261/202103/W020210311576436477098.jpg)