Traffic Signal in 3 Sections (Jianguo Rd. in Fongshan District, Guangming Rd. in Daliao District, and Huasia Rd. in Zuoying Distrct) were optimized in 2018 with measurable effects, achieving a 10% increase in average travel speed, an 11% decrease in average travel time, and a decrease of 16% in average delay time.
