Vietnam Electricity Construction Joint Stock Corporation (VNECO) is a Vietnam-based company engaged in the construction of electricity works. It constructs electricity transmission networks, hydroelectricity plants, transformer stations and other related structures, as well as manufactures and installs fabricated steel structures. The Company is also engaged in electricity generation and trading, along with the construction of residential, industrial, manufacturing and commercial buildings. It is involved in real estate operations and the leasing of houses, offices and retail spaces. Other activities include hotel and tour operations. As of December 31, 2011, the Company had nine subsidiaries and six affiliates.