The Manufacturing sector is another major contributor to national revenue. With the industrial sector established in Pasakha, small scale industries such as cement plants, calcium and carbide, steel and Ferro silicon, Coca Cola and also wood based industries have started developing. As a result of the recent economic development, Bhutan has one of the highest per capita incomes in South Asia at US$1,321. However despite this high level of growth and development, efforts stringent regaliations have been enacted in order to protect Bhutan’s natural environment.