翡翠市场﹃四杀手﹄张竹邦近年，有天津商学院珠宝班、云南省地矿局职高班毕业生和深圳博伦学校宝石班学生，先后到腾冲、瑞丽实习，在下因写作《翡翠探秘》及地缘关系，每次被邀请为之讲课并做市场实地指导，有幸接触了一批批学生，并与之共同探讨翡翠市场中存在的问题。... In recent years, the “four killers” of the Feitsui market, Zhang Zhubang, has graduated from Tianjin Business School Jewellery Class, Graduate School of Geology and Minerals of Yunnan Province and graduated from the Shenzhen Bolun School Gem Class. He has worked in Tengchong and Ruili internships. The relationship, each time invited to lecture and market field guidance, was fortunate to have contact with a group of students, and to discuss with them the problems in the jadeite market. ...