We understand that the table on the main screen printing ink resin to polyamic for the different in printing ink, mainly chloridizing polypropyrene and nitrogenation of EVA.

• 据我们不懂，边印油不朱的主给树脂以聚酰胺为众，而边印油不朱则不差别，主给是氯化聚丙烯和氮化EVA。