Gem Bids For Customized Amc/cmc For Pre-owned Products - Amc Ofelectrical Panels And Busbar Trunking System; Siemens, C Ns And Abb; Annual Maintenance Contract Amc; Assuredservices 7 Days Per Week 24 Hours Per Day With 2 Hrs Onsiteresponse And 6 To 8 Hrs