World Buddhist Association (WBA) organized international conference on inter religious harmony, humanity & world peace with all the branch representative in Sydney, Australia. There was present WBA most of the country’s high officials and share every countries running situation & future plan how to play the vital roles as per lord buddha teachings to change the life style helpless peoples irrespective of caste creed religion and color. WBA Bangladesh president Mr. Ln. Rinku Kumar Barua delivered speech with some video presentations about Bangladesh and asked favorable support for all the audience for Bangladesh, specially discussed to established some establishment for sustainable development in remote areas where will be benefitted helpless people of Bangladesh.