1.Our anti-aging printing ink ,which has proved the national test of the quality supervision and Inspection Center of Synthetic material aging of chemical industry.  All the printing ink has reached an minimum level 6 (highest level is 8).   As a resut, our heat transfer film is able to anti strong sun exposure. 2.Our heat transfer film is widely used in ABS,PP,PE,PS,etc. 3.The design can be to 12 colors  and very bright. 4.It's fineness printed and durable wear resistant.  5.The printing ink can reach requirement of environmental protection, no pollution.