A model of a solar desalination system, which can provide fresh water for seaside communities, on display at the 13th Hi-tech Fair in Shenzhen on Nov 19. The desalinator was developed by the Shenzhen Academy of Beijing Institute of Technology and industrialized by the Shenzhen Ever Bright Solar Technology Co Ltd. The annual fair will be held in Shenzhen from Nov 16 to 21, 2011. [Photo / chinadaily.com.cn]