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| Good news, handwriting pen mold injection molding |
| 2011-03-26 |
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The handwriting pen is used for mold opening and injection molding, and the common mold is made. Each set of the first mock examination with the same color: 2800 yuan, injection molding, each set: 0.05 yuan, two models of the first mock examination, two colors: injection molding: 0.08 yuan\/set
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