JiangxiChangnanConstructionGroupCo.,LtdisaSpecialGradeenterpriseofnationalconstructionprojectgeneralcontracting,and“DoubleGradeA”enterpriseonprojectdesignofconstructionandcivilairdefensewithregisteredcapitalof316millionRMB.

更新时间：2025-05-21 直链：www.jxcnjs.cn

SanmingAudioEnterprise(Kunshan)Co.,Ltd.Weareoneoftheprofessionalmanufacturerswhichproducethepublicaddresssystems,sirenspeakers,amplifiers,civilairdefensespeaker,andetc..Consistsofdevelopment,manufacture,andmarketingservice

更新时间：2025-04-05 直链：sanmingaudio.cn