March 7, 2026Published by 管理 on March 7, 2026Categories APPLICATION Company News 地下空间 UNDERGROUND SPACE 水利工程 HYDRAULIC ENGINEERINGSunward’s Qiyuan: Hong Kong’s Largest Rectangular Pipe Jacking MachineBreaking Records: Sunward’s “Qiyuan” Super-Large Rectangular Pipe Jacking Machine Unveiled for Hong Kong 📅 March 3, 2026 📍 Changsha, China | Hong Kong SAR The “Qiyuan” […]