About XHF: Our company has professional team resources and has been committed to the research and development of double-wall heat-shrinkable tubes. We strive to ensure that every customer is satisfied with our products. Our motivation comes from your satisfaction. our products: The main function is waterproof, anti-corrosion, anti-leakage and multi-strand wire harness. It is mainly used for wire connection of electronic equipment, automobile wiring harness, household wiring harness, wire and cable branch, metal pipeline, wire and cable repair, submersible pump wiring, etc. occasion. About after sales: Dear customer, mainly if you are not satisfied with our products or have any suggestions, please contact us by email, we will give you a satisfactory solution within 24 hours.