Yuexin Electronic Company was founded in 2007, has been committed to the development of buzzer research, the company has an advanced management system, has a professional scientific research team, five R & D engineers have been awarded the national scientific research patents and two long-term technical consultants, advanced research and development concepts to make the enterprise continue to advance with the times. Every product produced by Yuexin Electronic Company is in accordance with the requirements of customers, fine craftsmanship. The quality of products has passed SGS test, all have reached ROHS standard, and gained the unanimous praise from all walks of life and customers. Our products have their own testing procedures, each product is tested 15 times, a total of 10 production lines, each production line has a special person to carry out quality management testing, to ensure the quality of the product, and therefore also gained more customers. Survive on quality, keep exploring and innovating, give full play to our own advantages, and get out of a broader road of development.