Jiangyin Shunzhou Marine Engineering Co., LTD is based in Jiangyin, in the lower Yangtze shipbuilding region of Jiangsu province, and delivers hull integrity testing, tightness verification and non-destructive testing services to merchant vessels calling at Yangtze ports and shipyards. Hull ultrasonic thickness gauging documents the remaining steel of plating, frames, longitudinals and tank boundaries, supporting class survey acceptance of structural condition at intermediate and special survey stages. Ultrasonic hatch cover testing and watertight integrity verification address seal performance on bulk carrier, general cargo and multipurpose tonnage, with reporting prepared so attending surveyors can confirm compliance with applicable rules and recommendations. NDT and remote inspection complements the gauging and tightness work with techniques used to evaluate welds, plating and structural details where cracks, lack of fusion, corrosion thinning and similar defects need to be identified. Service approvals from ABS, BV, CCS, ClassNK, IRClass, KR and LR confirm that workshops, procedures and qualified personnel meet the criteria these classification societies apply to thickness gauging, tightness and NDT contractors. Coordinators at Shunzhou Marine arrange attendance around port stays, anchorages and dry-dockings, with mobilisation possible to other coastal ports when survey or repair schedules require. Reports are prepared in formats acceptable to attending surveyors and to owner, manager and superintendent departments, helping projects close out without protracted documentation revisions during busy port stays or scheduled dry-dock windows. Working with both Chinese-flag and foreign-flag merchant tonnage including bulk carriers, container ships, tankers and general cargo vessels, Jiangyin Shunzhou Marine coordinates equipment logistics, qualified personnel and class liaison so attending teams deliver consolidated thickness, tightness and NDT scopes within available port time and align documentation with the vessel's survey programme and continuous hull and machinery records used by managers worldwide.