If the piece has been molded poorly, the glaze applied too thinly or thickly, or if there are any small defects whatsoever, they will appear during the firing process, "Mr. Wang states.
這種情形持續了一年，一星期燒一次窯，一年五十二次，次次開窯都是打擊，王修功為此愁白了不少頭髮。