Thousands of families are being forcibly resettled and businesses shut down or closed.
Residents are drawn to the efficient technology, despite the higher cost.
Authorities look to discourage the use of Chinese networks in border areas.
They are also asked not to use emails to contact the authorities back home.
Three children perish from the highly contagious disease as authorities keep a tight lid on the outbreak.
But bringing the phones home and registering them requires costly bribes.
The new rules will also help authorities keep track of foreign visitors to the country.
Their handler had made them work as prostitutes.
Bus trips are up to three times as fast, sources say.
A Korea expert speaks about the consequences of a fourth North Korean nuclear test.
The shells land in southern waters and nearly hit the vessel.
Authorities prohibit travel and limit market hours during a mass mobilization for spring planting.
North Korean state media says construction was not done properly in rare admission of culpability.
They bribe their managers to allow them to pursue more lucrative options.
More than 20 workers have died at the Baekdusan Songun Youth Power Station since late March, sources say.
Mobile users evade surveillance by using fake names, sources say.
The hermit kingdom looks to expand its scope beyond China.