In recent years, with the wide applications of engineering plastics in military packaging area, how to ensure the product quality of engineering plastic packaging box had become an important issue.
近年来，随着工程塑料在军工产品包装领域的广泛应用，如何保证工程塑料包装箱的产品质量已经成为一项重要课题。
Division I since its inception, has been operating non-engineering of the production of plastic packaging containers.
我司自成立以来，一直经营生产非工程性塑料包装容器。
Division I since its inception, has been operating non-engineering of the production of plastic packaging containers.
我司自成立以来，一直经营生产非工程性塑料包装容器。
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