大明朝初年,出于海运、防倭之需,太祖皇帝专门下旨在钟山南麓圈建了漆园、桐园、棕园。《明一统志》记:“以上三园俱在钟山之阳。洪武初,以造海运及防倭,战船所用油、漆、棕悉出于民,为费甚重,乃立三园,植棕、漆、桐树各千万株以备用,而省民供焉。”三园靠近宝船厂,船厂分七个作坊,分别制造远洋宝船所用的各部零件。造船厂所需桐油、漆料和棕绳皆由三园就地供应。而这桐园之中种植的数百万株桐树便是油桐。 The early Ming Dynasty, out of seaborne, anti-Japanese need, Taizu emperor dedicated purpose built in the south of Zhongshan ring lacquer Park, Tong Park, Palm Garden. “Ming Yi Tong Zhi” mind: “The above three gardens are located in the mountains of Yang.Wu Hongchu, to make the sea and anti-Japanese, warships used oil, paint, brown out of the people for a fee is heavy, , Planting palm, lacquer, tung trees of 10 million in reserve, and the provincial people for Yan. ”" Three Park near the treasure shipyard, shipyard divided into seven workshops, respectively, the manufacture of various parts of the ocean treasure. The tung oil, paint and brown rope required by the shipyard are all supplied locally by the three parks. And millions of trees planted in this garden are tung trees.