<正> CSR power supply system made a great progress in 2002. All power supplies in E-cooler have been arrived in Lanzhou and some of them for CSRm are being tested now. Power supplies in CSR injection line were arrived last June and installed in February 2003. Pulsed switching converters for CSRm quadruples will be arrived before March 2003. We invited public bidding for dipole magnet power supply of CSRm last December. Two manufacturers are interesting to the power supply. At last we selected one as our cooperator partner. Then we