The Director of Labour has the right to withdraw the permit at any time if it results from investigations that the above conditions are not complied with or that any abuse occurs at the place of work and the employer has failed to take necessary preventive action.
如经调查后发现没有遵守上述条件或在工作场所发生任何虐待情况而雇主未能采取必要的预防措施，劳工局长有权随时撤销许可证。