The presidents of Pakistan and Iran, Asif Ali Zardari and Mahmoud Ahmadinejad, Tuesday arrived in Beijing to attend the Beijing summit of the Shanghai Cooperation Organization (SCO).
Invited by Chinese President Hu Jintao, both leaders will attend the 12th meeting of the Council of Heads of Member States of the SCO, scheduled for Wednesday and Thursday.
They will also meet other Chinese leaders and hold talks on bilateral issues.
The SCO is an inter-governmental international organisation established in June 2001 by Kazakhstan, China, Kyrgyzstan, Russia, Tajikistan and Uzbekistan. Observer states include India, Iran, Mongolia and Pakistan, while dialogue partners include Belarus and Sri Lanka.