1.第二季以后，周清包子铺都已经在网上卖包子了，所有经营资质都齐全了吗？需要有哪些证件？

卫生许可证  营业执照  税务登记证  员工健康证

2.阅读一篇以上ecommerce laws相关英文文章，按最新要求列出相关内容

文章链接: http://www.networksolutions.com/education/ecommerce-laws/

文章主题: Ecommerce laws

文章主旨:  These laws, although not new, are very relevant and knowing them will go along way toward helping you shopping cart company survive and be profitable. One thing to remember is all laws get broken and it is very hard for everyone to follow them verbatim.

关键词: Ecommerce laws  电商法律

inflation  通货膨胀

computers  accessible 电脑访问

increases dramatically  急剧增加

online supply chain managemen  在线供应链管理