Druk Green Power Corporation and Satluj Jal Vidyut Nigam Limited have signed an agreement to form joint venture (JV) for the development of 600 MW Kholongchhu Indo-Bhutan joint venture hydroelectric project. The JV is named as Kholongchhu Hydro Energy Limited. The agreement will lead to commencement of construction and other works of this first joint venture hydroelectric project between India and Bhutan. The project is expected to be completed in July 2025. The 600 MW run-of-the-river project is located on the lower course of the Kholongchhu river in Trashiyangtse district in eastern Bhutan. The project envisages an underground powerhouse of four 150 MW turbines with water impounded by a concrete gravity dam of 95 metres height.