Shanghai Haiyue Safety Engineering Equipment (上海海越安全工程设备有限公司) develops, manufactures, installs and sells gaseous fire extinguishing systems, including IG541 inert gas systems, cabinet and externally pressurised heptafluoropropane (FM200) systems, high-pressure CO2 systems and fire detection tube extinguishing units. Its equipment protects metro lines, data centres, wind power projects and landmark buildings across China, from Shenzhen intercity rail to Shanghai Jin Mao Tower. Its fire detection tube extinguishing units hold fire product certifications 5982020ZY100024 and 5982020ZY100021 from the Tianjin Fire Research Institute of the Ministry of Emergency Management.