English English English GS1 GS1 English English English GS1 English English http://en.wikipedia.org/wiki/GS1 English English English English English English GS1 GS1 GS1 English GS1 English GS1 GS1 English English English English English English English GS1 GS1 English English English English English English English EAN代码 English English English English GS1