Congresses and symposia

• Beijing (2002): 中文教学发展国际研讨会 (International Conference on the Development of Chinese Teaching), Beijing Culture and Language University, 22-31 juli 2002
  Titel paper (in cooperation with Prof. Dr. Bart Dessein): "Cong gudai zouxiang xiandai: guanyu ershiji Ouzhou Hanxue de ji ge wenti" 从古代走向现代：关于二世 纪欧洲汉学的几個问题.
   
• Moskou (2002): European Association of Chinese Studies, XIVth Conference, Moscow State University, Moskou, 26-28 augustus 2002: "Chinese Traditional Civilisation and the Contemporary World".
  Title of paper: "Chinese Maritime History and the Question of Provision and Scurvy"
   
• Tübingen (2003): 3rd International Symposium on Ancient Chinese Books and Records of Science and Technology", 31/03 - 03/04/2003, Eberhard Karls Universität, Tübingen
  Title of paper: "Dealing with provisional and scurvy matters in Chinese history: an introduction into Chinese maritime medicine and the text "Qingtui yagan"
   
• Sydney (2003): Chinese Studies Association of Australia, University of New South Wales, Sydney, 8th Biennial Conference, 10-12 july 2003
  Title of paper: "The Issue of Food Provision and Scurvy in East and West: A Comparative Enquiry into Medieval Knowledge of Provisioning, Medicine and Seafaring"
   
• Heidelberg (2004): European Association of Chinese Studies, XVth Conference, Heidelberg University, 25-29 august, 2004.
  Title of paper: "Putting Chinese scurvy on the map: Chinese ways of dealing with continental and maritime provisions"
   
• München (2005): Symposium on Maritime Space in Traditional Chinese Sources, Ludwig- Maximilians-Universität, Institut fur Sinologie, 25-26 february 2005. Title of paper: "China' visions of the Pacific in history: the unimaginable and immeasurable"
   
• Singapore (2005): Overseas Studies: "Maritime Asia and the Chinese Overseas (1405-2005)", 18-20 august 2005.
  Title of paper: "The matter of provisioning in Zheng He's fleets: a reconstructive attempt"
   
• Austin (Texas) (2006): IASTAM: The International Association for the Study of Traditional Asian Medicine: ICTAM VI (27-30 april 2006): University of Texas at Austin: "Sense and Substance in Traditional Asian Medicine"
  Title of paper: "Qingtui yagan: Scurvy soldiers in Qing China"
   
• Ljubljana (2006): EACS European Association of Chinese Studies, XVIth Conference, University of Ljubljana, Department of African and Asian Studies (30 augustus - 3 september 2006)
  Title of paper: "Chinese sailors' food supplies and the occurrence of scurvy in premodern China: round-up of an interdisciplinary research project (2002-2006)"