CREG designed and manufactured two Ø11.05m EPB TBMs for DS233/2 Deep Tunnel Storm Water System in Dubai, UAE, which is to serve World Expo 2020. The tunnel, 10,426m in length, is the main tunnel of the whole flood and stormwater discharge system, and will pass through sandstone and mudstone strata. These two TBMs celebrated FAT in Guangdong, China on July 11, 2018.