Hangzhou Yuyan Electronic Technology Co., Ltd. is located in the beautiful paradise of Hangzhou on earth. The company is committed to the research and development, production, and sales of audio capture related products. We provide various audio capture products (telephone recording systems, conference recording equipment, walkie talkie recording equipment, car radio recording equipment, microphones, conference telephones, multi-party call conference bridges, etc.) and audio capture solutions to the world. Winning customer trust and brand development with high-quality products and services. The series of products under the brand 'INGAPUS Swift' have been unanimously recognized by customers and peers in the relevant market, and the products have passed the EU CE certification. The product is widely used in various fields such as public security, military, banking and financial institutions, mobile communication services, prison management, school teaching, public security, procuratorial and judicial inquiry systems, museums, hospitals, government service halls, railway dispatching, power dispatching, ticket windows, etc. Especially our company's VLD series holds a considerable market share in the fields of railway telephone dispatch and intercom dispatch, becoming recommended products by various railway bureaus. The STLAN series products have also achieved impressive results in the power dispatch industry and the public security voice supervision industry. The company takes "innovation" as its lifeblood and constantly develops new products to meet different market demands. We firmly believe that only customer satisfaction and recognition are the only methods and goals for enterprise development. Yuyan Electronics and its partners are dedicated to providing high-quality products and efficient services to friends around the world. Moreover, we not only sell existing products, but more importantly, we can provide the most superior solutions according to customers' special requirements.