Firefighting systems can prevent fire spread by extinguishing the fire early. Firefighting equipment is applied in several sectors, such as manufacturing, transportation, oil & gas, mining, and energy & power. These industries are adopting fire safety equipment that involves standpipes, sprinklers, alarms, and fire detection systems to protect delicate and sensitive systems. In addition, the firefighting systems market has a great opportunity for growth during the forecast period due to continuous innovation in smart home automation-related applications. Hence, such factors increase the demand for hoses and nozzles during the forecast period.

航空板块2022年营收同比增长12%，净利润同比增长8%；2023Q1营收同比增长14%，净利润同比增长18%，净利润增 速超营收增速。 航空板块近年来盈利能力不断提升：从2019到2022年，整体毛利率稳定在15.5%左右，净利率从4.6%提升到5.5%。 2023Q1航空板块盈利能力持续呈上升趋势。