Cosco doesn't allow unions or collective bargaining among its 500-plus Greek workers. The unions report that Cosco workers are largely unskilled and working on a temporary basis, with no benefits...During two visits last year…the labor inspection department noted four separate labor violations at Cosco's Piraeus pier…[T]he agency fined Cosco 3,000 euros after discovering dockworkers working on their rest days. In October, it found the same again, as well as discovering an untrained worker operating a lifting vehicle...The unions say there have been two accidents in one year involving straddle carriers, which they ascribe to a lack of proper training…According to…Cosco worker's account — and the Greek government's own investigations — Cosco has already violated labor regulations in its shipping concession.