design apprenticeship self-study network ( chengheng xiaozhan focuses on practical e-commerce training and tool sharing, and provides taobao and tmall operation courses, offline e-commerce training and business consultant data analysis tools, covering operation skills of multiple platforms such as jd.com, pinduoduo, and douyin to help store growth and data operations. new store diagnosis 2 the content collected on this site is from big data collection and the copyright belongs to the original website! 30 people
