Micro-lecture resource construction is the key point of regional high-quality resources co-construction and sharing. Associate with the micro-lecture production system and micro-lecture resource management application platform as the base, AVA has created micro-lecture production solutions covering three core technologies, namely "virtual blue box, image recording and electronic whiteboard", to meet the needs of teachers of first-line disciplines to carry out normal micro-lecture construction and micro-lecture teaching application.

Live broadcast anytime and anywhere turns out to be so simple to wireless portable recording and broadcasting system as the core, AVA launched mobile recording and broadcasting large-scale live broadcast solutions. The lightest wireless portable recording and broadcasting host in the industry, full wireless transmission technology, box-type storage design, and five-minute setup time make it able to achieve full HD recording and large-scale live broadcasting in almost any scene.

The system adopts the international advanced H.265/H.264 High Profile video codec protocol to achieve 4K ultra-high definition video recording effect. It supports the access coding of multi-channel video signals such as cameras and computers to ensure the comprehensive access and recording of teachers' pictures, students' pictures and computer courseware pictures in the course of classroom teaching. Built-in image recognition and tracking analysis system, positioning signal collection and transmission to the recording and broadcasting host with positioning analyzer equipment, which can automatically analyze the behavior of teachers and students, and automatically complete the control and screen switching of the camera according to the preset logic to realize automatic tracking and recording, without the need to configure the tracking host separately.

High quality recording and broadcasting teaching space is positioned for the production of high-quality teaching resources, the system adopts the concept of high-performance design, fully guarantee the integrity of the system video, high-definition and fluency, widely adapted to the school multimedia classroom, open classroom and ordinary classroom teaching recording, interactive application.