2023年10月，中山市在全国率先开展港澳籍船舶直航入境维修业务，港澳籍船舶入境维修从"拖带"入境 到直航入境，再到游艇入境维修，企业业务在扩展、需求在变化，中山边检站的工作举措也在不断调整 和优化。 中山边检站以"问题导向"为牵引，联合各联检单位定期分析研讨，积极回应企业诉求，共同破解制约通 关效率的"瓶颈"。"7×24小时"预约通关、随到随检、联合登临检查等系列举措先后落地，持续优化查验 流程、提升通关效率，切实为企业减本增效。 中新网中山12月8日电 (邓媛雯 陈文星)8日11时40分，一艘香港籍货船"永达"号靠泊中山神湾港码头， 经珠海边检总站中山边检站查验后，驶往中山宏鸿船厂进行维修。这艘"直航入境"维修的船舶，是该站 靠前服务为跨境船舶维修减本增效的一个缩影。 船舶制造维修是海洋装备制造产业中的重要一环，一直以来，依托中山市得天独厚的水域条件和大型船 坞资源，火炬开发区、神湾镇集中了一批船舶维修制造企业，常年承接建造及维修公务用船、拖船、工 程船等各类船舶。 "直航入境维修，给我们省了不少钱。""永达"号船长陈炳健表示："如果我们不能直接开过来维修，需 要拖轮转运的话，不仅耗时较长，成本也高，光拖 ...

Core Insights - Dalian COSCO Shipping Heavy Industry successfully completed the high-difficulty repair of the world's largest container ship, "Rotterdam," marking the first successful repair of a 24,000 TEU class container ship in Northern China [1][3] - The repair took only 18 days, showcasing the company's ability to overcome complex challenges using innovative industry-first technologies [1][3] Company Achievements - The "Rotterdam" ship measures 399.9 meters in length, 62 meters in width, and has a draft depth of 13 meters, making it one of the largest container ships globally [1] - The repair involved comprehensive tasks including hull structure inspection and equipment maintenance, covering nearly 50,000 square meters of the ship's exterior with rust removal, sandblasting, and high-level painting [3] Innovative Techniques - The company implemented the "in-situ lifting support" technique for the repair of 91 large hatch covers and coaming, providing stable support during the process [3] - Advanced anti-corrosion technology was applied to critical systems like seawater filters, significantly reducing the corrosion engineering cycle [3] - The tail shaft guard was constructed using high-performance 316 stainless steel to ensure the health of the ship's "heart" [3] Infrastructure Development - The successful undertaking of the "Rotterdam" repair was facilitated by the core asset, the "Dalian" floating dock, which underwent a significant extension from 340 meters to 410 meters, enhancing its capacity for repairing ultra-large vessels [3]