What is the speed limit on Changzhang Expressway?

[DiDakota]

Normally, the maximum speed limit on expressways is 120 kilometers per hour. Additional information is as follows: 1. Speed limit: Speed limit generally refers to the regulation of a specific range of driving speeds over a certain distance of road. Its primary purpose is to preemptively alert drivers to reasonably control their speed in subsequent sections of the road ahead and to prevent the dangers of speeding. Speed limits are an indispensable and most crucial aspect of road transportation safety. 2. Expressway: Expressway refers to high-level speed, compared to medium and low speeds. In environments where low speed is predominant, low speed is considered normal or standard speed, whereas in environments where medium speed is predominant, medium speed is considered normal or standard speed.