China also does not hold the key to the Korean Peninsula issueShe noted that the essence of the nuclear issue on the Korean Peninsula is a security issue, and the core is conflict between Pyongyang and Washington升博体育app官方According to Hua, China has strictly and comprehensively implemented UN Security Council resolutions, and has made "enormous sacrifices at a great price"The ROK's military said it conducted a live-fire drill by mobilizing Hyunmoo-2A ballistic missiles about six minutes after the DPRK's missile launchHua also said it is "irresponsible" to blame 升博体育app官方Beijing for regional tensions after US Secretary of State Rex Tillerson called on China to use the "powerful tool" of oil to persuade Pyongyang to reconsider its "current path"In the longest flight for a DPRK missile, it reached an altitude of about 770 kilometers and flew for about 19 minutes over a distance of about 3,700 km, according to the Republic of Korea's military — far enough to reach the US territory of Guam, Reuters reported