Chengdu Intelligent Sensor and System Technology Research Co., Ltd, referred to as ISSR, was established in 2017, focusing on the research anddevelopment of intelligent sensors and their applications. In 2020, it was certified asa high-tech enterprise, and has obtained more than 20 products patent certificates. Our core business is ultrasonic transducer and ultrasonic sensor research anddevelopment, as well as to provide customers with ultrasonic sensor solutions.