two thousand and twenty-fouryearsevenmonthsixteenOn this day, Nanjing Jiahua Technology Co., Ltd. established a sound and comprehensive system standard and management system , The mature design process and performance experience have successfully passed the audit and been awarded the pressure pipeline by the Jiangsu Provincial Administration for Market RegulationinstallLicense（Industrial pipeline installationGC2）. Formally equipped with pressure pipelinesinstallQualification has added strength to the expansion of the company's business scope, business model, and innovative development.