Yet clear targets set by the Chinese government give the market and industry long-term confidence and certainty that renewables will continue to grow, and that all solutions that contribute to the integration of renewables are on the table. This requires a vision beyond the heavily focused Five-Year Plans and beyond 2020. In the mean time, the electricity power market must evolve gradually. The co-operation aims to support China's policy makers by providing a long-term scenario for wind power development, taking into account the important factor of power system integration and the various challenges described in this paper.