Dongguan Yinghai Electronics Co., Ltd. was founded in 2012. It is a high-tech enterprise entity factory mainly engaged in micro electroacoustic components. It has three production bases for buzzers, microphones, and ultrasonic sensors. The factory has its own hardware mold department, injection molding department, and electronic assembly department. It has the ability from development and design to large-scale production, complete automated production equipment and testing equipment, a professional development and technical talent team, and a young, modern and fast management concept model. The products have the advantages of small size, good quality, low power consumption, and long life. The products are widely used in: sophisticated automotive electronics, security alarm products, household appliances, electronic home, IT digital, communication terminals, medical equipment, health and beauty and mechanical equipment, as well as satellite positioning and other fields.