high impact polystyrene resin hips recycle raw material use for wallet box injection manufacturers

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PA12 +25% Glass Fiber PA12 Resin PA12 GF25 Factory Price Carbon Fiber PEEK — 钱包盒注射用高抗冲聚苯乙烯树脂HIPS回收原料High Impact Polystyrene Resin HIPS Recycle Raw Material Use For Wallet Box Injection