On 15 May 2015,Guangzhou MSA held a training class for maritime survey. About 50people from Guangzhou MSA and its departments attended the class. At the invitation of Guangzhou MSA, Director Colin Y F Yang gave a lecture about “Discussion on Maritime Mediation” in the morning of 15 May. With his rich case experience, Director Colin Y F Yang gave the lecture vividly, achieving pleasant results and was highly appraised by the Guangzhou MSA and the entire class. ernoon of 13 May. With his rich experience in handling case, Director Colin Y F Yang gave the lecture vividly and he was highly appraised by the PICCHead Office and the entire class.