Sindh Economic Zones Management Company (SEZMC) invites sealed prequalification applications from reputed national and international engineering contractors registered with Pakistan Engineering Council (PEC) under Category C-A (No Limit) with specialized codes EE-04, EE-05, and CE-10 for the procurement and execution of 132/220 kV GIS/AIS Grid Station, transformer bays, transmission interconnection, and high-voltage underground distribution network at Dhabeji SEZ, District Thatta.