(a) The request must be submitted to the Ministry of Labour and Social Welfare by workers' unions, federations and confederations representing at least 51 per cent of unionized workers or by employers having in their employ at least the same percentage of workers;
（a）请求必须由至少代表51%以上工人的工会、协会和联合会提出，或由至少雇用同样比例工人的雇主提出；