Lian Technology (Guangzhou) (立安科技（广州）有限公司) designs, manufactures, sells and services fire protection products from its base in the Nansha Free Trade Zone in Guangzhou. Its range covers automatic tracking and positioning jet fire extinguishing systems, high-pressure water mist systems, intelligent end-of-line water test devices, residual pressure monitoring systems and matching fire protection equipment. Its automatic tracking and positioning jet fire extinguishing device holds fire product certification 5982026ZY070031 from the Tianjin Fire Research Institute of the Ministry of Emergency Management.