BISHKEK - The heads of government meeting of the Shanghai Cooperation Organization (SCO) countries concluded here Wednesday with signing a series of joint documents.

The heads of government of China, Russia, Kazakhstan, Kyrgyzstan, Tajikistan and Uzbekistan approved the organization's budget for 2013.

The heads of government of the SCO countries, including Chinese Premier Wen Jiabao and Russian Prime Minister Dmitry Medvedev, signed a document to this effect at a meeting in Bishkek.

The participants also signed a statement on the SCO Development Fund, a joint communique and some SCO reports.

Meanwhile, the customs service heads of the SCO countries signed a memorandum of cooperation on protecting intellectual property rights and a protocol to the agreement on interaction in the provision of assistance in dealing with the consequences of emergencies.