Ceramics was originally one of the most important industries in Kungkuan, and at the peak there were more than 400 factories in operation in the rural township, with all of the ceramics (basically household goods) being exported. But as manpower came into short supply and wages rose, the ceramics industry began to wither.
陶瓷原是公館最重要的一項產業，最高峰時期全鄉有陶瓷廠四百多家，所生產的生活陶藝品全數外銷，但隨著人力不足、工資調漲等因素，陶瓷工業逐漸式微。