In the field of power generation, transmission and distribution systems SAHCO has provided a complete range of engineering and project management services independently and/or in collaboration with foreign companies. These include 230x132KV, 132x33KV and 33/11KV Sub-stations and their inter-connected 230KV, 132KV & 33KV (Underground) Transmission Lines under Bangladesh Power Development Board (BPDB), Power Grid Company of Bangladesh Limited (PGCB), Dhaka Electric Supply Authority (DESA), Rural Electrification Board (REB), Dhaka Electric Supply Company (DESCO), etc. SAHCO also implemented Greater Dhaka Power Distribution Project (Phase-II), Greater Khulna Power Distribution Project (Phase-I) and expansion project at Rajshahi, Natore, Ishwardi, Shahjadpur, Tongi and Chittagong in association with M/s. Lucky Engineering Company (LEC), Korea. SAHCO also installed a large number of Grid Sub-stations and Distribution Sub-stations in association with M/s. Hyosung Heavy Industries Co. Ltd., Korea under 18 Town Power Distribution Project, 7 Transmission Lines Project and 9th Power Project under ADB Loan.