Provided is an organic electronic device exhibiting excellent conductivity and transparency of an electrode, and low driving voltage, together with en excellent storing property and excellent lifetime. The second material type is different than the first material type. When the data needs to be destroyed, at least one of the encoded blocks is overwritten with arbitrary data. At least two nozzle tips are provided, and each includes a nozzle tip melt channel in communication with one of the angled melt channels.