公元前59年《僮约》the engagement of servants (59 bc)
公元前59年，汉代王褒有《僮约》传世，其中签订了奴仆的权利义务，对于仆人需要做的事务有如下约定：“脍鱼炮鳖，烹茶尽具，牵犬贩鹅，武阳买茶”。这是全世界最早的关于饮茶、买茶的记载，距今超过2000多年。
in the year 59 bc, wang bao of the han dynasty wrote the engagement of servants, in which he wrote the rights and obligations of servants. servants shall do the following things: cook fish and turtles, make tea and prepare tea set, take care of dogs and buy geese, and buy tea in wuyang. this is the earliest record of drinking tea and buying tea in the world, which is more than 2,000 years ago.
西晋张载《登成都楼诗》有“芳茶冠六清，溢味播九区”的咏茶名句，此为以茶入诗最早篇章之一。
in the west jin dynasty, zhang zai wrote the famous poem on climbing the chengdu tower. it reads aromatic tea tops six popular drinks, the overflowing aroma spreads to nine areas, which is one of the earliest poems that describe tea.