Prime Minister Syed Yousuf Raza Gilani and his Chinese counterpart Wen Jiabao reiterated their resolve to strengthen bilateral cooperation in economic, defense and energy sectors as Pakistan and China on Thursday signed two agreements and Memoranda of Understanding (MoUs) on space technology and alternative energy.At the end of his four day visit to China, Prime Minster Syed Yousuf Raza Gilani held a meeting with Chinese Prime Minister Wen Jiabao during which both the leaders agreed to boost bilateral cooperation in agriculture, energy production and banking sectors besides Pak China friendship, strategic and economic cooperation. It was also agreed that Pak-China trade volume would be increased upto 15 billion US dollars till 2011. Both the leaders vowed to continue joint efforts to cope with terrorism.