Suzhou City University 1 article published in JoVE Engineering Microembossing: A Convenient Process for Fabricating Microchannels on Nanocellulose Paper-Based Microfluidics Wenwen Yuan1,2,3, Hang Yuan1, Sixuan Duan1,2, Ruiqi Yong1, Jia Zhu1,2,4, Eng Gee Lim1,2, Ivona Mitrovic2, Pengfei Song1,2 1School of Advanced Technology, Xi’an Jiaotong - Liverpool University, 2Department of Electrical Engineering and Electronics, University of Liverpool, 3 This protocol describes a straightforward process that utilizes convenient plastic micro-molds for simple microembossing operations to fabricate microchannels on nanofibrillated cellulose paper, achieving a minimum width of 200 µm.