He is one of the main examiners of the national standards for outstanding performance standards, and has written more than 30 books and more than 65,438+000 papers, including quality management and its technologies and methods. He has won the second prize of national scientific and technological progress, the first prize of ministerial scientific and technological progress, the 2000 National Outstanding Contribution Award of the State Bureau of Quality and Technical Supervision, the "National Excellent Quality Management Worker" and the "Advanced Individual in Quality Work of National Defense Science, Technology and Industry".

Since 1978, Lang Zhi has been engaged in the promotion of quality management and standardized teaching, scientific research, enterprise diagnosis and consultation, and total quality management. He is the winner of "special government allowance". Over the years, Lang Zheng Zhi has devoted himself to the study of quality management theory and foreign experience. From 65438 to 0979, I began to write a 500,000-word quality control method and management, which is one of the earliest influential quality management books in China. On this basis, on the one hand, Lang participated in the teaching and scientific research work of the school, on the other hand, he actively participated in the implementation activities of national quality management. Because of its profound theoretical foundation and practical experience, good at thinking and innovation, clear thinking and outstanding speech, it soon became an active promoter of total quality management activities in China. From 1986, I began to study and write books related to service quality, which is the first in the theoretical research of service quality in China. At the same time, he led the implementation and construction of the first bank, the first foreign trade company, the first foreign service company, property, catering, shops and other service industries, tax management and other quality management systems, and opened up many new fields of modern service industry.