吴新宇系国泰机械集团公司职工。1996年,他与单位签订了无固定期限的劳动合同。2000年,在工作中,他不幸发生工伤,被鉴定为伤残2级。2007年5月,他达到法定退休年龄,单位为其办理了退休手续。鉴于基本养老保险待遇低于伤残津贴的情况,他要求单位继续按伤残津贴标准支 Wu Xinyu Guotai Machinery Group Company workers. In 1996, he and the unit signed a labor contract without fixed term. In 2000, at work, he unfortunately suffered a work injury and was identified as disabled. In May 2007, he reached the statutory retirement age, the unit for which the retirement procedures. In view of the fact that the basic old-age insurance benefits are lower than the disability allowance, he demanded that the unit continue to pay the standard disability allowance