Qingdao Carest Testing Co., Ltd. is a specialist analytical testing laboratory based in Qingdao, Shandong Province, focused on environmental compliance work for the merchant shipping industry. The company operates a laboratory equipped with a Biosafety Level 2 secondary biosafety facility, dedicated to sampling and analysis tasks linked to international maritime regulations on ballast water management and hazardous materials inventories. Core service lines include Ballast Water Treatment System commissioning testing and indicative testing in compliance with the D-2 standard of the IMO International Convention for the Control and Management of Ships' Ballast Water and Sediments, including biological viable-organism counts, residual disinfection chemicals and self-monitoring sample analysis. Inventory of Hazardous Materials work covers sampling, laboratory analysis and documentation under the Hong Kong Convention for the Safe and Environmentally Sound Recycling of Ships and the EU Ship Recycling Regulation, including IHM Part I development for existing vessels and maintenance during operational life. Additional capabilities include in-water hull survey support and water, fuel and gas quality analyses. Testing is performed in strict accordance with ISO, US EPA and Chinese national GB protocols, and the laboratory collaborates with the Technology Center of Qingdao Customs and other recognised institutions. QINGDAO CAREST TESTING CO., LTD. is approved by a panel of classification societies including ABS, Bureau Veritas, ClassNK, DNV, Korean Register, Lloyd's Register and RINA, allowing its commissioning reports and IHM certificates to be accepted by flag administrations and port state control authorities worldwide.