Guangzhou RongSheng electronic technology co.LTD., founded in 2013, mainly engaged in professional stage complete sets of equipment, video conferencing systems, professional stage lighting and electronics, communications, IT and automation control equipment technology research and development, supply and system integration, installation company, because of the high level of social development pace to the market demand changes and the development needs of the company, the company last from September 2018 to the business development plan, that we must first be familiar with the professional sound equipment as a starting point, so we set up the professional neodymium coaxial speaker speaker r&d project team,After the company's technical resources and project team under the hard work of colleagues, we managed to develop and produce the sound effect is excellent and high quality I.E.V oice neodymium coaxial speaker series of products, and approved by the market resulting from the use of practical test, at the same time, with independent intellectual property rights of technology innovation, utility model patent 2 items!