Watertight Integrity Testing Providers

Guangzhou Tosson Marine Technology Service is a marine safety service provider based in Guangzhou, supporting commercial vessels calling at Pearl River Delta terminals including Huangpu, Nansha, Shekou and Mawan along the South Ch

Guangzhou Wenchong Dockyard Co., Ltd., abbreviated GWD, was set up on 1 January 2006 as the ship-repair arm carved out of the historic Wenchong yard, whose predecessor the Wenchong Ship Repair and Building Factory dates back to 19

Gxs Marine Service Co., Ltd. is a vessel safety and inspection contractor based in Zhoushan, Zhejiang Province, working with shipowners and managers using the Zhoushan-Ningbo port cluster, one of the busiest ship anchorage and rep

Hanzheng Testing Technology provides non-destructive testing, ultrasonic hatch cover testing, watertight integrity verification and underwater inspection services from a base in Deyang, Sichuan province. Although inland from China

Hebei Runtian Science Technology Co., Ltd. is a marine technical service firm based in Qinhuangdao, on the Bohai Bay coast of Hebei Province, supporting commercial vessels calling at the port complex and the wider region. The comp

Hisail Marine Service (QHD) Co., Ltd. was founded in 2007 and operates out of Qinhuangdao, a busy port city in northern China. Since its start, the company has focused on providing practical support to the shipping industry, helpi

Founded in 2009 and headquartered in Shenzhen, Guangdong Province, HKT Marine Technology Co., Ltd. is an independent inspection and testing house focused on the merchant shipping market in the Pearl River Delta and across southern

Hudong Heavy Machinery Co., Ltd. Calibration & Testing Center is the metrology and inspection arm of Hudong Heavy Machinery, a Shanghai-based low-speed marine diesel engine manufacturer that traces its history back to 1930 and ope

Jiangsu Fasten Material Analysis & Inspecting Co. functions as the dedicated testing arm of Fasten Group, the Jiangyin-based metal-products conglomerate whose origins trace back to the parent's 1960s founding as a hardware works o

Jiangsu Shenghong Marine Technical Service Co., Ltd. operates from Lianyungang, a major Yellow Sea container, bulk and general cargo port in northern Jiangsu Province that serves as an eastern gateway for the New Eurasian Land Bri