HDD Machine Exhibition:Wasser Berlin Name: Wasser Berlin Exhibition Date: March 00, 2021-March 00, 2021 The Berlin International Water and Wastewater Treatment Exhibition, also known as the Berlin Water Exhibition, was…

HDD Machine Exhibition:The 38th International Trenchless Technology Exhibition 2020 Exhibition time: September 30-October 2, 2020 Exhibition cycle: once a year (international tour) Organizer: ISTT&IATT Oil and gas industry: Italy is…