本文简要报道了北京正负电子对撞机(BEPC)的进展情况。目前土建已全面铺开,直线加速器隧道及束调管长廊已竣工,加速器绝大部分非标设备的样机已完成,性能达到预订指标,已进行批量生产。直线加速器头部已开始在隧道内安装。整个加速器控制系统模型也已完成。 This article briefly reports on the progress of BEPC in Beijing. At present, the civil works have been fully rolled out. The linear accelerator tunnel and the beam tube corridor have been completed. Prototypes of most of the non-standard equipment for accelerators have been completed and the performance has reached the preset targets and mass production has been carried out. Linear accelerator head has begun to install in the tunnel. The entire accelerator control system model has also been completed.