<title>Abstract</title> The purpose of this study was to investigate the impact of the five strikes on the London Underground (metro) rail system, which occurred in 2009 and 2010, on macroscopic and road link travel times. A consequence of these strikes was an increase in road traffic flows above usual levels....

This paper summarizes and analyses the status quo of the sericultural standards in China, and points out the characteristics and existed problems of sericultural standards in China. In addition, the future of the sericultural standards system is discussed.