China telecom news correspondent jiao yanguang reported that tbea (600...

Between the cables hung a thick wooden stake, rickety in the breeze an...

Stroll around the city in every corner, a little attention, it is not ...

"Ten years ago, valin cable signed the first cooperation agreemen...

The biggest difference between mineral insulated cables and refractory...

Fire is ruthless, but when the fire electricity will burst into more s...