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Development of the PVC market

China's polyvinyl chloride (PVC) is developing at an alarmin...

PVC bag production process

The production and processing methods of PVC bags are usuall...

National standard for tail signage of vehicles

The China National Vehicle Technical Service Center issued a...

Study on waterproof performance of nomadic tent tarpaulin

Since ancient times, the masses of herdsmen have lived &ldqu...

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