Variable Speed Limit Sign(VSLS) is an integral part of smart traffic system to better indicate speed for vehicule drivers for a better safe road environment
Lane Control Signs are designed to efficiently maintain traffic flow
The VMS signs display messages and instructions for the drivers of the real time traffic conditions.
800 LED VMS signs were specifically customized for ABB in Norway to control E134 traffic; Including lane control signs and variable speed limit signs
Limited Speed Control Sign applied in one of the tunnels in shanghai,high illuminance, high IP level, long service life it provides with advanced LED chips embedded.
LED lane control sign applied in the highways in Norway, to guarantee the road orders and the safety of drivers with its high illuminance
Hongkong-Zhuhai-Macau Bridge,one of sansi classical projects adopts various smart traffic products as well like VMS,LCS, LSCS
Shanghai SANSI (Shanghai Sansi Electronic Engineering Co., Ltd) was once again rewarded European Union CE CPR certificate for its variable massage sign products designated for road traffic since 2017.
The technical features of Sansi variable message sign products
LED Variable message signs in high ways and its difference compared with traditional highway information boards
On May 29th, the Jingxiong Expressway (Hebei Section) with a total length of around 75 kilometers was officially put into use under the expectation of the public...
Recently, Sansi once again achieved a historic moment: the first expressway in Cambodia, Phnom Penh-Sihanoukville Expressway, officially opened for trial operation in October, 2022.