The family had more than two hectares of fields there, where they grew a local variety of tangerines. Because those tangerines ripen around the Chinese New Year, they are known as "New Year's tangerines."
王家世代務農，在這山谷裡有兩甲多祖傳田地種植草山橘，由於採收期在農曆春節前後，又稱「年柑」。