Sound Analysis of an amphitheater project was given to me during my Internship period by BIM Studio Department at United Design Group (UDG), Shanghai.This project was jointly governed by UDG shanghai and BDP groups.During this task I was asked to analyse the acoustical interior features (mainly False Ceiling ) by using Autodesk Ecotect.My objective of the Analysis was to ensure the Noise Reduction Coefficient(NRC value) of the ceiling for a good quality of the sound