Duong Dinh Khuc

Song Da 3 JSC engages in the construction services. The company's business activities include construction of electrical buildings, traffic structures, civil and industrial buildings, water supply systems, underground tunnels and power transmission lines and transformers. The firm's other activities include manufacture of concrete products and structural precast concrete; Investment in construction of industrial parks and urban areas; trading of bonds and import of construction equipment. The company was founded on October 20, 1988 and is headquartered in Pleiku, Vietnam.

Su Pan 2 Hydropower JSC engages in generation and distribution of commercial electricity. Its other activities include investment in construction and operation of power plants. The company was founded on March 9, 2006 and is headquartered in Lao Cai, Vietnam.