Introduction to the ruins of the Youxin Kingdom: The ancient Youxin Kingdom was spread over a wide area and was located on the bank of the southern section of the Yellow River between present-day Shanxi and Shaanxi. A bronze spear belonging to the "Youxin clan" was unearthed in Weinan, Shaanxi. In ancient times, Qiaochuan was Heyang, and its predecessor was the Youxin clan.