陈楚系印刷三厂职工,与单位签订了长期的劳动合同。2003年,他不幸发生工伤,被劳动鉴定委员会确认为六级伤残。2006年,他又一次发生了工伤,2007年3月,又被劳动鉴定委员会鉴定为五级伤残。但在计算伤残津贴标准问题上,单位还是按六级伤残标准予以发放。陈楚认为不合理,要求按五级伤残标准发放。为此, Chen Chu Department of Printing three workers, and the unit signed a long-term labor contract. In 2003, he unfortunately suffered a work injury and was identified by the Labor Appraisal Committee as a level 6 disability. In 2006, he once again suffered a work injury, in March 2007, was identified as five disability by the Labor Appraisal Committee. However, in calculating the disability allowance standard, the unit still grants disability standards according to six levels. Chen Chu considered unreasonable, requiring disability standards issued by five. to this end,