China today asked the US and North Korea to exercise restraint and avoid provoking each other, saying it is very concerned over their escalating war of words. <br/><br/>Tensions have dramatically risen on the Korean peninsula after North Korea early this month conducted its biggest nuclear test, which its state-run KCNA news agency described as a hydrogen bomb.<br/><br/>US President Donald Trump and North Korean leader Kim Jong-Un have traded increasingly threatening and personal insults as Pyongyang races towards its goal of developing a nuclear-tipped missile capable of reaching the US.<br/><br/>Chinese Foreign Ministry spokesman Lu Kang told a media briefing in Beijing that a way out can be found when the parties stop the provocative statements. <br/>