㈠、标题：What is Ecommerce?
链接：http://www.businessnewsdaily.com
㈡、标题：Product Life cycle
链接：https://www.tutor2u.net/business/reference/product-life-cycle
㈢、标题:Industrial Chain——industrial vertical definition
链接:http://www.cqvip.comindustrial vertical definition
标题:What is a supply chain?
链接：http://r.search.yahoo.com
（四）标题：What is a price?
链接：http://www.businessdictionary.com
标题：Business Model
链接：http://www.investinganswers.com
(五) 标题：5 Tips for selling B2B
链接：http://r.search.yahoo.com
标题：What does B2C mean?
链接：https://r.search.yahoo.com
标题：What is b2b?
链接：http://www.businessnewsdaily.com
标题：About innovate ecommerce
链接：https://r.search.yahoo.com
（六）标题：What is Cross-border e-Commerce
链接：https://www.ecommercewiki.org
标题：Opinion: ARPU is dead, long live ARPA!
链接：https://www.eurocomms.com
（七）标题：Singles Day: Alibaba breaks record sales total
链接：http://www.bbc.com
（八）标题：1、Setting the stage
链接：https://r.search.yahoo.com
（九）标题：What Is an Internet Content Provider?
链接：http://smallbusiness.chron.com
（十）标题：What is E-Commerce Law?
链接：https://www.hg.org/ecommerce-law.html
（十一）标题：Consumption upgrade drives China's economy
链接：http://english.gov.cn
