申根签证的在职证明

请教申根签证的在职证明
麻烦懂英语的前辈，帮我看看我的在职证明这样写可以吗？语法对不对啊，谢谢了 Dear Sir or Madam: Ms.lu (Passport No:) manager position in our company, and her monthly income is 5000RMB. for her holiday to France (and other European Countries). Since July 26, 2016 in 2016 to return to China on August 12. All the expenses during the travel will be born by herself. We are confident that Ms. Lu will return to work on time. The purpose of Ms.lu’s trip is tourism. She will not seek any employment or residency in France and will abide by French laws and regulations. We hereby guarantee that we shall retain her position till end of the holiday.