Menu
Leveraging deep technical expertise in high and low voltage transmission and distribution insulation protection, we have established a manufacturing system centered on “precise processes, stringent quality control, and versatile compatibility,” ensuring stable supply and exceptional quality across our entire product range.
In core processes, we master key technologies such as radiation-crosslinked heat-shrinkable material forming and cold-shrink product vulcanization molding. Equipped with specialized production equipment and automated assembly lines, we achieve meticulous control from raw material processing to finished product formation.
In quality control, we have established a comprehensive testing system covering the entire production process. This includes performance screening during raw material procurement, random inspections during manufacturing, and type testing along with routine third-party inspections before finished products leave the factory. All procedures comply with internationally recognized standards such as CNAS and ILAC-MRA. Through deep collaboration with authoritative institutions such as the Mechanical Industry Electrical Materials Product Quality Supervision and Testing Center and the National Wire and Cable Quality Supervision and Inspection Center, we conduct comprehensive validation of product electrical performance, aging resistance, and environmental indicators. This ensures every product meets national and industry standards, mitigating quality risks at the source.
In terms of production capacity adaptation, we have established a flexible production model that allows for agile adjustments to production schedules based on customer order requirements. This enables efficient supply ranging from standard-specification products to customized solutions. Whether producing large volumes of heat-shrink busbar sleeves, cable accessories, and snap-on insulating sleeves, or small batches of specialty cold-shrink terminations and customized silicone rubber self-fusing tape, we ensure delivery efficiency through optimized production processes and resource allocation. Simultaneously, we maintain a robust supply chain management system, sourcing premium raw materials globally to ensure production continuity and product consistency. This commitment delivers stable, reliable insulation protection solutions to customers worldwide.
Tel: + 86 0577 61758955
Mobile: + 86 13587882088
E-mail: lddq@cnlddq.com
Address：Yueqing Xiangyang Industrial Zone,
Wenzhou City, Zhejiang Province,China
© 2025 ZHEJIANG LANGDAO ELECTRIC CO., LTD All Rights Reserved
