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Guangdong Shengda Plastic Technology Co., LTD
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PVC polyvinyl chloride underground communication p
PVC/PE plum tube
PVC/PE honeycomb tube
HDPE communication protection sleeve
PE communication sub-tube
CPVC chlorinated polyethylene plastic electric con
MPP modified polypropylene plastic electric condui
PVC-U聚乙烯地下通信管
HDPE通信保護(hù)套管1
HDPE通信保護(hù)套管2
PE通信子管
CPVC氯化聚乙烯塑料電導(dǎo)管
MPP改性聚丙烯塑料電導(dǎo)管
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