http://www.eeworld.com.cn/Xilinx 2012-01-10 always 1 http://www.eeworld.com.cn/Vishay/ 2012-01-10 monthly 0.8 http://www.eeworld.com.cn/Magma/ 2012-01-10 always 0.2 http://www.eeworld.com.cn/Keithley/ 2012-01-10 monthly 0.8 http://www.eeworld.com.cn/Magma/ 2012-01-10 monthly 0.2 http://www.eeworld.com.cn/TI/ 2012-01-10 always 1