On July 20, 2017, the Ministry of Science and Technology of the People's Republic of China issued the Notice on " The Key Technologies R&D Program of digital diagnosis and treatment equipment on 2017 " . The project entitled "high resolution optical and ultrasonic composite electronic endoscopy system” was approved. ALS will undertake the sub-project of " The Research and Development for endoscopy miniaturized, high-density, broadband ultrasound transducer ".