plastic ruler set 1. free sample; 2. custom design and logo printing are welcome. plastic ruler set, math set:1. packing: 4pcs/set, 288sets/ctn, meas:42.5x30x38cm, g.w/n.w:11/9kg;2. promt & accurate communication;3. competitive price;4. quality confirmed by clients;5. delivery as agreed;6. custom design and logo printing are welcome.7. free sample. plastic ruler set
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