If you hire a professional electrician to install LED lights in Europe or American market , this cost is very expensive.
The great way to reduce the installation cost is to use linkable LED linear lights as major light sources in lighting application. The lights are modularized at the factory, and the cables are built-in, they are easy end-to-end plug-in connection between trunking rail moduls. and there is no need for ceilings and bridges, no need to use additional tools.
With X, L, and T standard module node connectors, quickly complete to connect terminals.
In this case, the labor costs of wiring and fixture installation are significantly reduced.