Your porcelain is precious to you. It is beautiful, exotic, and original. Whether it is in the form of bowls, plates, or cups, the colors, graphics, shapes, and craftsmanship are irreplaceable. If you have received Chinese porcelain as a gift or an heirloom, then you realize it is not the sort of thing that you want to use regularly. Indeed, you should put them in a safe place where they can be protected and preserved. But even in this instance, time will take its toll. The colors will…