The Hangzhou Tianmushan Tunnel (under construction by Tunnel Co., Ltd.) is 1700 meters long, with no replacement of any cutting tools throughout the entire process (all Tianyou cutting tools), and it has been smoothly pushed through to ensure the smooth c

Author：PV：374 Time：2023-09-01

The Hangzhou Tianmushan Tunnel (under construction by Tunnel Co., Ltd.) is 1700 meters long, with no replacement of any cutting tools throughout the entire process (all Tianyou cutting tools), and it has been smoothly pushed through to ensure the smooth convening of the 2022 Asian Games

Next： Metro project Prev： Congratulations to Shandong Tianyou Tool and Shield Tail Brush for helping the smooth connection of the shield tunnel section on the left line of China Railway 19th Bureau

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The Hangzhou Tianmushan Tunnel (under construction by Tunnel Co., Ltd.) is 1700 meters long, with no replacement of any cutting tools throughout the entire process (all Tianyou cutting tools), and it has been smoothly pushed through to ensure the smooth c