Hangzhou Vertex Broadcasting Audio Co., Ltd. is a  company specializing in the production of public broadcasting, smart broadcasting, background music, and professional audio.The company provides a complete set of solutions, including speakers, amplifiers, mixers, public address systems, professional conference systems, peripherals, cable testers, etc. Application areas for the company's products include conference rooms, parks, schools, airports, train stations, supermarkets, military and other public places.Our company's phi···