Marine and offshore power cables demand specialized construction techniques to withstand unique environmental challenges. Weidong Cable's marine portfolio includes shipboard cables complying with IEC 60092 standards for commercial vessels and naval applications. A container ship series constructed in Guangzhou shipyard utilized our 450/750V cables with flame-retardant properties meeting IMO FTP Code requirements. These cables feature circuit integrity maintenance during fire scenarios ensuring emergency system operation. For cruise ship applications, low-smoke-zero-halogen versions reduce toxic fume emission in passenger areas. The company's certification includes DNV-GL, ABS, and BV type approvals for global maritime operations. Clients in naval vessels specify our cables with reduced electromagnetic signature characteristics. We provide cable selection guidance based on vessel classification and operational profile. Technical documentation includes comparative analysis of different marine certification requirements across flag states. For newbuild projects, please share vessel specifications and classification society requirements. Manufacturing processes include controlled oxygen-free copper drawing ensuring maximum conductivity in saltwater environments. Research collaborations with ship designers focus on developing compact cables for space-constrained installations. Case studies from offshore support vessels demonstrate our cables' resistance to vibration and mechanical shock. Clients in fishing vessels require enhanced oil resistance from hydraulic fluid exposures. Installation engineering includes special considerations for cables passing through watertight bulkheads. For dynamic positioning systems, customized cable designs interface with thruster components. Logistics coordination includes compliance with port security regulations for hazardous materials. Training programs cover proper installation techniques for marine cable support systems. Digital resources include cable selection tools based on vessel type and operational area.