Chopsticks for beginners come with a metal spring for easier use.
专为初学者设计的筷子，中间有弹簧夹，用起来更方便。
Plant is mainly used for metal screws, metal crafts factory, metal spring factory, electronics factory, toy factory, the watch factory and so on!
主要用于五金螺丝厂、五金工艺品厂、五金弹簧厂、电子厂、玩具厂、表业制造厂等！
A kind of whole plastic clothes-pin mold is introduced, for this clothes-pin, it needs no metal spring, with low manufacture cost and long using ages, also, the mold has a long working life.
介绍了一种全塑料的衣夹模具，该衣夹无需金属弹簧，生产该衣夹成本低又耐用，模具寿命长。
A kind of whole plastic clothes-pin mold is introduced, for this clothes-pin, it needs no metal spring, with low manufacture cost and long using ages, also, the mold has a long working life.
介绍了一种全塑料的衣夹模具，该衣夹无需金属弹簧，生产该衣夹成本低又耐用，模具寿命长。
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