Core Viewpoint - China maintains its stance on resolving the Iran nuclear issue through political and diplomatic means, opposing the activation of the UN Security Council's "snapback sanctions" mechanism [1] Group 1: China's Position on Iran Nuclear Issue - China opposes the UN Security Council's "snapback sanctions" mechanism, believing it does not help build trust or bridge differences among parties [1] - Any actions by the Security Council should facilitate negotiations for a new agreement rather than hinder them [1] - China aims to play a constructive role in promoting dialogue and negotiations to resolve the Iran nuclear issue and uphold the international non-proliferation system [1]