FM rejects accusations of China's "tough stance", calls for objective views on China
FM calls for abandonment of "colored spectacles" about China
International relations move toward multilateralism, greater democracy
Chinese FM expects G20 to play "practical role"
Global challenges acute
China hopes for major progress at Mexico climate conference
China calls for more diplomatic efforts to solve Iranian nuclear issue
Resumption of six-party talks hopeful
"Gratifying" to see six-party talks may continue
Enhanced BRIC cooperation beneficial to world
