Youtube Video: https://youtu.be/JAUmE-wnTTk
Tencent Video: https://v.qq.com/x/page/q3352z84w66.html Greetings from CPGIS members Youtube Video: https://youtu.be/K6t3B_zryog
Greetings from Academician Guanhua Xu
Youtube Video: https://youtu.be/giibyYQ3ZrY
Tencent Video: https://v.qq.com/x/page/x3352etvji3.html
Youtube Video: https://youtu.be/S2oe-D7o17Y
Tencent Video: https://v.qq.com/x/page/m3352f9bthq.html
Greetings from Professor Deren Li (Wuhan University)
Youtube Video: https://youtu.be/H7mO5VF8j28
Tencent Video: https://v.qq.com/x/page/n33521r733n.html
