The UN Security Council will hold an emergency meeting on Pyongyang's latest missile launch on Friday, at the request of the US and Japanese delegations, days after it unanimously adopted a new resolution imposing more sanctions over Pyongyang's Sept 3 nuclear testShi Yongming, a researcher at the China Institute大发体育中国官方网站 of International Relations, said the US never tries to determine what its own problem is, but insists on blaming China for the current tensions"The current situation on the Korean Peninsula is complicated, sensitive and severeBeijing expressed its opposition to Pyongyang's use of ballistic missile technology in violation of UN Security Council resolutions on Friday, calling for restraint from all relevant partiesChina also do大发体育中国官方网站es 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