Changyuan Changtong New Material Co., Ltd was established in 2000 and is a national high-tech enterprise, specializing in researching and manufacturing environmentally friendly packaging materials and pipeline anti-corrosion materials for over 20 years, mainly providing the packaging and insulation solutions for electrolytic capacitors, supercapacitors, lithium batteries, cylindrical battery, battery modules, and the corrosion prevention solutions for oil pipeline, gas pipeline, and insulated pipeline.