Acoustic Problem Analysis and Acoustic Solution Methods for Home Theater, Karaoke.
Mr Hadi is a successful businessman who still looks healthy and energetic even though he is 77 years old. He also did not hesitate to give his fitness tips, namely the discipline of tai-chi exercise every morning from Monday – Friday before entering the office located in the WTC – Sudirman office building. To us, Mr. Hadi said he wanted to create an entertainment room to be enjoyed with his children and grandchildren.