While studying cloisonne at the Palace Museum, he developed a deep interest in the authentication of antiques. But because authentication is not just a value judgment, but must also be based on scientific analysis, he began to conduct experiments.
因為工作上的需要，他在故宮研究琺瑯器時，深感古物的鑑定，不能只做趣味性的鑑賞或判斷，必須有科學性的學理依據，所以常自做實驗。