上海已经出版了 80余部专志 ,其中不少是良志。在经济类专志中 ,《上海对外经济贸易志》(下文简称《上海外经贸志》)是一部相当突出的精品 ,它具有以下鲜明的特色 :一、贸易和开放两条主线贯穿全志　　《上海外经贸志》从上海地区有文献记载外贸活动的唐长庆年间 (公元 82 1～ Shanghai has already published more than 80 monographs, many of which are goodwill. In economic monographs, “Shanghai’s Foreign Economic and Trade Journal” (hereinafter referred to as “Shanghai’s Foreign Economic and Trade Journal”) is a rather prominent boutique. It has the following distinctive features: First, the two main lines of trade and opening up through the whole of Chi “Shanghai Foreign Economic and Trade Journal” from the Shanghai area has recorded foreign trade activities Tang Changqing years (AD 82 1 ~