premise: China and Russia signed eight agreements in Beijing on Thursday to boost bilateral investment, trade and technical cooperation.
  The signing of the agreements, covering sectors such as trade, energy, car production and development of infrastructure, marked the beginning of Sino-Russian Investment Promotion Week.
  Two of the eight agreements relate to joint mining exploration. The other agreements include the setting up of a car assembly factory, a glass factory and wood processing facilities.
  The contracted investment volume from the Chinese side is 800 million U.S. dollars.
  
  Addressing the opening ceremony, Chinese Vice Premier Wu Yi said the China-Russia trade volume was expected to reach 60 billion to 80 billion U.S. dollars by 2010, and China's total investment volume in Russia will reach its target of 12 billion dollars before 2020.
   What was the result of China and Russia signing eight agreements?
hypothesis: marked the beginning of Sino-Russian Investment Promotion Week