Universität Shenzhen: HDPE-Wasserversorgungsrohr, HDPE-Doppelwand-Wellrohrserie
Shenzhen Beili Moscow University
Shenzhen Technical University: HPE-Wasserversorgungsrohr, Doppelwand-Wellrohr, Stahlgürtelrohr
Southern University of Science and Technology: pe pipe series
Guangdong Baiyun College: pe pipe series
South China University of Technology: pe pipe series
Harbin Institute of Technology: pe inner rib pipe, pe water supply pipe
Beijing Normal University: pe pipe series
Suzhou University: pe double wall corrugated pipe series
Yantai University: pe wellpipe series
0 Central China Normal University: ppr water supply pipe series
2 Changjiang University Engineering TechAcademy: pe double wall wellpipe series
4 Anyang Normal University: pe pipe series
6 Bozhou University Town: pe pipe series
8 Town: pe pipe series Zibo University University
China Academy of Art: pe pipe pipe series
University: PE pipe series
Rohrserie, doppelwandige Wellrohrserie