Descriptionwe are manufacturer in china. We produce all kinds of PVC tubing, Teflon tubing, PE shrinking sleeve, PVC shrinking tubing, glass fiber sleev, silicone tubes, photocatalyst tubes/nets, foam tubes, etc.we are the first one to get UL certificates in PVC clear shrinkable tubing .Our certificates: E222767 and CSA:226730 Many big companies purchase from us .like HongShang, Wore , Changyuan and so