promotion gel pen: 2. free sample 3. conform EN-71 and ASTM-D4236 4. custom design and logo printing are welcome promotion gel pen:1. packing: 12pcs/box, 1728pcs/ctn2. conform EN-71 and ASTM-D4236, quality confirmed by clients3. promt & accurate communication4. competitive price5. delivery as agreed6. custom design, logo printing and packing are welcome7. free sample promotion gel pen
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