Is the current SMRT bus drivers ' labour strike in Woodland an news to the media or just an show to you ? NTUC union or Empolyee union might be the "last" choice for you to appeal, you either learn the lesson from SMRT bus drivers ' event and go through proper channel or you can just resigned as simple as that : http://www.mom.gov.sg/employment-practices/trade-unions/Pages/employee-trade-unions.aspx