Taizhou City Changxing Ship Detecting Co., Ltd. is a marine inspection unit based in Taizhou, Jiangsu Province, supporting commercial vessels and shipyards along the Yangtze River and adjacent East China Sea coast. The firm concentrates on inspection scopes that combine pressure equipment work with non-destructive testing and tightness verification, reflecting the cluster of repair yards and ship equipment manufacturers active in the Taizhou region. Technicians perform pressure vessel inspection during manufacture, installation and in-service surveys, supporting hydrostatic testing, weld examination and documentation aligned with applicable class and statutory requirements. Non-destructive testing and remote inspection scopes cover ultrasonic, magnetic particle, dye penetrant and visual examination of welds, plating and structural items, providing objective input to repair specifications and class survey attendance. Tightness and barrier testing services include ultrasonic hatch cover testing on weather deck closures and watertight integrity testing on cargo holds and bulkheads, verifying leak-tightness that affects cargo condition, stability and survey acceptance. Taizhou Changxing holds service supplier recognition under ABS and CCS for relevant inspection categories, allowing reports issued from its NDT, pressure vessel and tightness testing campaigns to be considered during periodical, intermediate and special surveys carried out by attending surveyors. Working from Taizhou, the team supports vessels at Yangtze River terminals, anchorages and adjacent shipyards, dispatching technicians and calibrated equipment to suit owners commercial schedules. Customers include shipowners, shipyards, ship managers and equipment manufacturers needing documented inspection deliverables consistent with classification and quality requirements on commercial tonnage and marine components produced in the region.