PS made a business card set to cmyk mode, and then exported a jpg picture or PSD format. After opening it with CDR, the color changed. What color was printed?

If your computer doesn't do color reproduction, both displays are not allowed. The most accurate one is the data, which is C45%Y1%. Then look for this value on the standard color card of the printing factory, and that color is the final accurate color. Computer color reproduction is generally done for Photoshop, of course, if it is not done, that is, Photoshop is closer to the actual printed color. According to this value, the colors of the two pictures you posted above are similar.