Gem Bids For Facility Management Service- Manpower Based Version 2 - Commercial; Housekeeping Pest Control Service O&m Of Mechanical Work O&m Of Electrical Work Horticulture Services; Unskilled Facility Management Service- Manpower Based Version 2 - Commercial; Housekeeping Pest Control Service O&m Of Mechanical Work O&m Of Electrical Work Horticulture Services; Semi-skilled Facility Management Service- Manpower Based Version 2 - Commercial; O&m Of Mechanical Work O&m Of Electrical Work Electrician And Plumber; Skilled