Mending rods also called patching rods, pipe repair stick, hot melt Mending rods, modified products are mainly used for pipes with external coating scratch repair. Pipeline damage transport, handling, installation and testing process is likely to cause the foreign coating, scratch repair after injury with a stick up. Paste played sealing and corrosion in the pipe surface. Pipeline repair pipeline corrosion of steel bars designed to repair and mending Mending. Huayi Trade and Industry production Mending stick uniform appearance, anti-infiltration, anti-aging, chemical resistance, adhesive power, environmental adaptability, easy operation, anti-cathode stripping, chemical resistance and mold erosion and other corrosion behavior, and so on. Applicable to various types of corrosion damage to goods in the pipeline transportation, handling, installation and testing process, resulting repair