W5L1---L2
①标题: ecommerce
链接： http://www.businessnewsdaily.com/4872-what-is-e-commerce.html
②标题： Product Life Cycle Stages
链接：
https://en.m.wikipedia.org/wiki/Product_life-cycle_theory
W6L3----L4
③标题: Industrial Chain
链接：image.hanspub.org:8080/pdf/CMP20130300000_25866728.pdf
④标题： Supply chain management: Operations management
链接：https://en.m.wikipedia.org/wiki/Supply_chain_management
W7L5---L6
⑤标题：What is a price?definition and meaning
链接：
https://en.m.wikipedia.org/wiki/Electricity_pricing
⑥标题： business model–Wikipedia
链接：https://en.m.wikipedia.org/wiki/Business_model
W8L7---L8
⑦ 标题：What is B2B?
链接：http://www.investorwords.com/5410/B2C.html
⑧标题：What is B2C?
链接：https://www.linkedin.com/company/innovate-e-commerce
⑨标题：What is C2C?
链接：http://www.businessnewsdaily.com/5084-what-is-c2c.html
⑩ 标题: ecommerce innovate :what we do?
链接：https://www.innovateec.com/what-we-do
W9L9--L10
（11） 标题：Cross-Border E-Commerce: China Policy Update
链接：http://hkmb.hktdc.com/en/1X0A6AHP/hktdc-research/Cross-Border-E-Commerce-China-Policy-Update
（12）标题: Average revenue per user
链接：https://en.m.wikipedia.org/wiki/ARPU
W10L11--12
（13） 标题： Alibaba's Singles Day is Amazon's Prime Day
链接： https://www.cnbc.com/2017/07/10/alibabas-singles-day-is-amazons-prime-day--on-steroids.html
W11L13--L14
（14） 标题：Urban Dictionary:cewebrity 链接：https://www.urbandictionary.com/define.php?term=CeWebrity
W12L15--L16
（15）标题：Data Management Solution Helps an Internet Service Provider Streamline Their Processes
链接：https://www.quantzig.com/content/internet-service-data-management
W14L19--L20
（16）标题： ecommerce laws
链接：http://www.networksolutions.com/education/ecommerce-laws/
W15L21--L22
（17） 标题：consumption upgrade system 链接：https://blog.mkonline.com/upgrade-consumption-system/
