Pure gold carving Wu has a special fondness for wood carving, but he has been forced to confront the difficulty in preserving these works and the potential for damage when moving them. So in 1981 he started to carve wax molds with which he experimented making bronze ants.
九九九九純金雕吳卿對木雕情有獨鍾，卻也面臨作品保存不易、搬運易有損壞的情形，因此吳卿從一九八一年開始雕臘，嘗試用脫臘來作銅螞蟻。