Five organisers from the independent United Workers-Farmers Organization, were arrested and remain in prison.
In Vietnam independent unions are illegal, Nguyen Tan Hoanh, Tran Thi Le Hang, Doan Huy Chuong and his father Doan Van Dien were arrested in November last year, a month after the organisation was launched. Tran Quoc Hien was arrested in January this year after his election as a spokesman for the UWFO.
The union has tried to demand safer and better working conditions and an end to corruption and land seizures.
