In addition, the domestic houses suffer from a lack of scientific assessing instruments and professional auctioneers, all of which makes their "credibility and authoritativeness" somewhat suspect.
此外，國內科學化的古董鑑定儀器不足、真偽難辨；拍賣「專業化」的觀念更尚未建立。所以在國外需要通過考試、取得專業執照才能出任的「拍賣官」，在台灣卻可以由對藝術市場一知半解的影視紅星擔任。拍賣會的「權威性」與「公信度」也就難免受到質疑。