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The heat shrinkable marking tube is to print words on the heat shrinkable sleeve, which is also called the marking number tube. The marking tube and the printing sleeve are used for marking. On the basis of the heat shrinkable sleeve, the words are printed after surface treatment to distinguish different lines and facilitate maintenance and management. It is widely used abroad. It is mainly used for the two ends of the internal wires in the distribution box to distinguish the properties of the wires. Identification tube is widely used in electronics, electric power, electrical appliances, power supply, computer, communication, aerospace, locomotive, harness office, communication, network wiring and other fields. Our logo tubes are customized according to customer's requirements. The printing content, length range, inner diameter of heat shrinkable sleeve, material and color of heat shrinkable sleeve are all determined by customers. Our logo tube ensures environmental protection; The finished heat shrinkable marking tubes meet the requirements of RoHS.