Cilantro is also known as coriander, salt coriander, coriander, coriander, coriander, coriander, salt whiskers, diffuser and so on. For the umbelliferae coriander genus of annual herbs. Originally known as caraway, English name Coriander Herb, native to Central Asia and Southern Europe, or the Near East and Mediterranean area. According to the Tang Dynasty "Museum" records, in 119 BC, the Western Han Dynasty Zhang Qian introduced from the Western region of coriander, so the initial name of caraway. It was introduced to Japan in the 8th to 12th centuries. Later, during the Northern and Southern Dynasties of Later Zhao, Zhao Emperor Shi Le thought he was a hu man, caraway sounded unpleasant, and ordered to change the name to original coriander, which later evolved into coriander. Cultivation techniques and pickling methods have been documented in Qimin Yaojiao (齐民要术). Its young stems and fresh leaves have a special flavor, often used as a garnish for dishes, to enhance the flavor of the product.