In April, Zhuhai National Resources & Jingjie Printing Technology Co., which sells its products under the Ink-Tank brand, launched compatible versions of Epson’s 408-series inkjet cartridges, which are sold in Europe and used in the WorkForce Pro WF-C4810DTWF (see “Ink-Tank Launches Compatible Epson 408-Series Inkjet Cartridges”). At the time, we noted that the introduction likely