Manufacturers of PA System. PIYANO is the first company in the country to receive ISO Certification for PA System. Piyano's inherent quest for correct and latest technology. Continuous improvement and consistent quality give our products the winning edge in the market. Due to continuous upgradation and adaptation of latest technologies, Piyano has always been an innovator rather than a follower on new products. Our products are exported to: Bangladesh, Bhutan, Sri Lanka, Bahrain, Iran, Iraq, Jordan, Kuwait, Oman, Saudi Arabia, Syria, U.A.E., Yemen, Egypt, Ethiopia, Ghana, Ivory Coast, Kenya, Mauritius, Nigeria, Senegal, South Africa, Sudan, Tanzania, Uganda, Zambia.