盐课为中国古代政府财政收入的一大来源,故历代统治者多对盐业进行系统而严密的管理。明、清两代,天津地方均属长芦盐区辖理范围,是芦盐重要的生产、转运基地,因而,两朝政府均于此设置一定的管理机构进行督理。驻津盐业管理机构中,有针对天津各盐场者,亦有提领天津盐场的长芦区域管理机构,还有总理长芦盐区事务的高层管理机构。各机构始驻天津早晚有异,由明至清,随天津之于长芦盐业的地位日益重要,驻津盐 Salt class is a major source of revenue for the ancient Chinese government, so many rulers of the past generation systematically and closely manage the salt industry. Ming and Qing dynasties, Tianjin, Changlu Salt are within the jurisdiction of the area, is an important salt production and transshipment base, therefore, the two governments are here to set a certain regulatory agencies for supervision. Among the management agencies in Tianjin Salt Industry, there are those salvors for Tianjin, Changlu Regional Management Agency for Tianjin Saltworks, and the top management agency for Prime Minister Changlu Salt District. The agencies started to Tianjin sooner or later differ from Ming to Qing, with Tianjin in Changlu salt industry increasingly important position, in Tianjin salt