The State Grid Corporation of China (SGCC) has announced plans to accelerate the building of electric vehicle charging stations in 27 cities in 2010. Plans are for 75 public charging stations, 6,209 AC charging spots and some battery replacement stations, with the aim of supporting the country's "Energy efficient and new energy vehicle pilot program." Since 2006, the SGCC has acquired 101 electric vehicles and constructed 30 pilot charging stations, and has cooperated with the Beijing municipal government in the design of seven electric bus lines and manufacture of 58 electric buses.