HDD Machine Exhibition Insight 09-2019 The 11th Middle East (Dubai) International Trenchless Technology Exhibition
HDD Machine Industry bidding 01- Unsettled part of domestic sewage and trenchless restoration project of Yangxunqiao Street in 2020
HDD Machine Industry bidding 03-Linyi city second water source project clean water transportation project (Shehe West Road-Cangshan Road) engineering general contracting project bidding