... color-constancy etc.5.Application:Commodity, cosmetic, electronic, medical diagnostic, food trades, AFCN, stationery and bags6.Design & Packing: ... film, film, transparent stickers, toys and stickers, bar code, cloth marked, price toilet paper.2.Commodity label series: ... Material security:aluminum window to reveal the remaining characters, code security, temperature change, encryption and so on.6. ...