Sri Lanka and India are the places where you find diamonds and other gemstones. Nepal, Bangladesh, and Buthan produce other kind of raw materials. But there is no map attached to this question, so we cannot see the regions.
The Southeast Asia region is a part of the world that has many raw materials and natural resources. There is oil, coal, lumber, and natural gas. Multinational companies also exploit raw materials such as rubber, timber, rice, tapioca, sugar, iron ore, and tin.