We have our own factory and R&D center, to ensure the quality of the product. And our produce include heat shrinkable tube, dual wall heat shrinkable tube, mid wall heat shrinkable tube, silicone tubing, anti-skid pattern tube, PVDF, Teflon tube, marking tube, sylphon bellows, PVC tube, PU tube etc.. Which have UL, CSA, KEMA, SGS and CCC authentication certificate, ISO9001, ISO14001 and ISO/TS16949.