Shenzhen Oub Technology Co., Ltd. (www.obtpa.com) is a state-level high-tech industrial company integrating R&D, production and sales of public broadcasting, conference systems, professional audio and other products. It is headquartered in South China's economy and technology. The frontier - Shenzhen. Since its establishment in 1999, the company has been adhering to the business philosophy of continuous innovation and creating value for customers. Each series of products has been successfully applied in many world event venues such as the Olympic Games, World Expo, Asian Games, Universiade, etc.