ASTANA. December 12. KAZINFORM /Kanat Kulshmanov/ Today within the visit of the Chinese President's visit to Astana Kazakhstan and China signed a number of bilateral documents. Thus, Kazakhstan's SamrukKazyna National Welfare Fund JSC and China's Guangdong Nuclear Power Corporation have entered into agreement on cooperation in joint exploration of renewable energy sources. The document was signed by Chairman of SamrukKazyna Kairat Kelimbetov and Chief of the Chinese corporation Qian Zhimin. President of KazMunaiGaz NC JSC Kairgeldy Kabyldin and President of China National Petroleum Corp (CNPC) Jiang Jiemin signed a Memorandum of mutual understanding regarding the project of financing the second section of Kazakhstan-China gas pipeline. SamrukKazyna Fund and China's Export-Import Bank concluded an individual loan agreement on the project of reconstruction of Atyrau Oil Refinery and on China's Sinopec Oil Corporation.