Another relatively recent example comes from an engineering technical article published in 2025.

Immersed Tube Tunnel Section at Yuliangzhou (Xiangyang East-West Axis)According to the China Rubber Industry Association, rubber waterstops for immersed tube tunnels—developed by TMT (Times New Material)—have been successfully localized and utilized in the Yuliangzhou section of the Xiangyang East-West Axis immersed tube tunnel project.

Construction of Shanghai Rail Transit Line 17Application of rubber waterstop joint technology for diaphragm wallsResolution of leakage issues at diaphragm wall joints in sandy soil conditions

the Hongmei South Road River-Crossing Tunnel project in Shanghai achieved a breakthrough in waterproofing technology.