Which district does diamond island belong to in Phnom Penh?

Diamond island in Phnom Penh can be said to be the modern coat of Phnom Penh now, and it is a rich area in Cambodia. It may not reach the world bay area now, but it is still possible in the future. After all, where is the position and status? Many of the above projects are also good, such as the famous diamond house. I hope the answer will help you.