1. Wang, S., Wan, J., Zhang, D., Li, D., Zhang, C.: Towards the smart factory for industrie 4.0: a self-organized multi-agent system assisted with big data based feedback and coordination. Elsevier Comput. Netw. (2016). doi: 10.1016/j.comnet.2015.12.017
2. Wang, S., Wan, J., Li, D., Zhang, C.: Implementing smart factory of industrie 4.0: an outlook. Int. J. Distrib. Sens. Netw. 2016, 10 (2016). doi: 10.1155/2016/3159805
3. Hippen, B.: Research on the E-commerce model of small and medium enterprises. Appl. Mech. Mater. 20, 687–691 (2014)
4. Wang, P., Ge, S., Wang, N., Ren, N.: Construction method of collaborative value chain in cloud computing environment. J. Jiangsu Univ. Sci. Technol. (Nat. Sci. Ed.) 29(6), 585–590 (2015)
5. Shen, J., Zhou, R.: Research on PLM system framework and key technologies. J. Nanjing Univ. Aeronaut. Astronaut. 35(5), 565–571 (2003)