贾某于2012年9月至上海某公司工作,双方签订一份期限为一年的劳动合同,约定税前工资每月4750元。劳动合同到期后,双方未续签劳动合同,但贾某并未离职。2014年8月,该公司通知贾某马上到人事部签订书面劳动合同,贾某表示不会签署文件材料。数日后,公司再次通知贾某。因贾某未予回复,该公司于当日解除与贾某的劳动关系,并向贾某邮寄了解除劳动 Jia Mou in September 2012 to a company in Shanghai, the two sides signed a labor contract for a period of one year, agreed pre-tax salary of 4,750 yuan per month. After the expiration of the labor contract, the two sides did not renew the labor contract, but Jia did not leave. In August 2014, the company informed Jiamou immediately to the Ministry of Personnel signed a written labor contract, Jia said they would not sign the documents. A few days later, the company once again informed Jiamou. Due to Jia Mou did not reply, the company lifted the labor relations with Jia on the same day, and mate mail to learn about labor