The ‘undeclared’ Sinpung-dong missile operating base is just 27km from the border with China, report by US thinktank saysNorth Korea has built a secret military base near its border with China which may house Pyongyang’s newest long-range ballistic missiles, according to new research.The “undeclared” Sinpung-dong missile operating base lies about 27km (17 miles) from the Chinese frontier, the Washington-based thinktank Center for Strategic and International Studies (CSIS) said in a report published on Wednesday. Continue reading…