The International Research Centre on Karst (IRCK) under the auspices of UNESCO is located in Guilin, China, and is involved in critical research across various UNESCO designated areas including several Biosphere Reserves (BR). The IRCK organizes the course for young professionals and students every year covering a wide range of cave and karst topics. The IRCK is a part of the Chinese Academy of Geological Sciences under China Geological Survey.
Link to their website: http://en.irck.org.cn/yrzx_en/index.html