The article has mainly analysed chin ese knowledge of chamber of commerce from the late 19th century to early 20th centruy.And then it considers that in the perrod the knowledge has various angles,including estab lishing chamber of commerce by government or by merchants or under government ' s supervision;protecting merchant ' s right,launching war in business competition;initiating local self -governme nt,and so on.It touchs upon chamber o f commerce' s many aspects,such as its starting w ays,organized system,business pro cedure and function.and further analyses the knowledge' s characteristi...