On Sep 4, more than 50 students and teachers from City University of Hong Kong visited Kaifa. They studied Kaifa video profile and reliability of laboratory courses, discussed about reliability and relevant content. To enable students to better understand what they have learned, nearly 50 students were divided into two groups to visit the reliable laboratory. They were introduced the reliability of laboratory temperature and humidity testing, reliable environmental testing, safety testing, fatigue life testing and other equipment. After visiting the reliable laboratory, the students said that this way of learning integrated theory with practice. It not only consolidated the professional knowledge, but also deepened their understanding of Kaifa advanced production technology research and development.