This paper introduces the composition of the system of quality technical supervision hotline service and commodity supervisory, elaborates the system function module design.
文章介绍了质量技术监督热线服务和商品监控系统的组成，阐述了系统的功能模块设计。
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Chapter two, Discuss the turnover of Xiamen commodity from the year of 1862 to 1911, introduce the composition of exports and imports and its variation, and the condition of several commodities.
Wholesale price less than the retail commodity price, that there are wholesale and retail price difference, the difference is spent by the flow of retail business costs, taxes and profits composition.