domestically-leading city-hub-smart-firefighting-platform Shanghai Jinlong Ruyi Technology Co., Ltd. Certification certificate and honor certificate for city-hub-smart-firefighting service provider. Enterprise promotional poster 2021 About Shanghai Jinlong Ruyi Technology Co., Ltd. We are committed to building China's leading city-hub-smart-firefighting service provider, partnering with well-known fire equipment brands such as Zhejiang Anshun Fire Protection Co., Ltd., Ningbo Yinzhen Environmental Technology Co., Ltd., and South Nanning Dongzheng Fire Protection Co., Ltd. to form a strong alliance, creating a smart firefighting platform for customers and providing comprehensive professional services to protect people's property and lives.