IKEA Xuhui Store has made significant achievements of co-benefits in cutting energy use, reducing carbon emissions and saving energy cost by taking the energy-efficiency measures since 2008. The investment and technology obstacles have been completely overcome with the goal of long-term energy conservation and carbon reduction in IKEA Xuhui Store. According to the information from the interviews and seminars with the energy managers from this store, the co-benefit approach which has been taken by IKEA's is described as follows: