项目概况：目前，我国已开发盐业旅游的省份主要有四川和山西，而相对经济较发达、全国人口第一大省的河南省还是空白。
Project survey: Nowadays in China, salt industry tourism is developed mainly in Sichuan and Shanxi while it remains a blank in Henan, the largest province in population of China.
项目概况：目前，我国已开发盐业旅游的省份主要有四川和山西，而相对经济较发达、全国人口第一大省的河南省还是空白。
Project survey: Nowadays in China, salt industry tourism is developed mainly in Sichuan and Shanxi while it remains a blank in Henan, the largest province in population of China.
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