“质量否决权”研讨会于1987年8月6日至8日在北京召开。参加会议的行12个单位,共16名代表。会议由航空质协副理长张性源同志主持。 The “quality veto power” seminar was held in Beijing from August 6th to August 8th, 1987. The 12 units participating in the conference were a total of 16 representatives. The meeting was hosted by Comrade Zhang Xingyuan, deputy director of the Aviation Quality Association.