The product inside can be peeped through the hollow structure before unwrap the packing.
镂空的结构，令使用者在打开包装前，就能窥视到产品的样貌。
2
The hollow structure of Polypropylene Corrugated Sheet and its impact-proof, compression resistant characteristic is suitable for bending, folding and packing.
聚丙烯波形板的空心结构和它的抗冲击，耐压特性使之适合弯曲、折叠、包装。
3
The invention relates to a fireproof concrete hollow partition lath which is characterized in that fireproof packing is added in the partition lath.