Core Insights - The value of bonded leasing goods supervised by Haikou Customs is projected to reach 4.906 billion yuan by 2025, primarily consisting of aircraft, aircraft engines, and ships [1] - The "Zhenhua 30" large crane vessel successfully completed customs clearance procedures under the guidance of Haikou Customs, utilizing an off-site entrusted supervision method [1] Group 1: Bonded Leasing - Bonded leasing refers to the export and import leasing business conducted by leasing enterprises within comprehensive bonded zones, using bonded goods as the underlying assets, which significantly reduces financial pressure on companies through tax advantages [1] - The implementation of the bonded leasing policy allows companies to avoid the burden of paying large tax fees upfront, instead opting for a "installment payment and tax payment" approach, which alleviates financial strain [2] Group 2: Customs Procedures - The "Zhenhua 30" crane vessel, measuring 297.55 meters in length and weighing 147,400 tons, is owned by Shanghai Zhenhua Heavy Industries Group (Hainan) Co., Ltd. and cannot physically enter the comprehensive bonded zone [1] - Haikou Customs provided comprehensive services including customs declaration, guarantee filing, and bonded account establishment to ensure effective supervision during the off-site customs clearance process [1]