Youfa waitohu paipa maitai e whakamahia nuitia ana i roto i te hanga, te hanga maitai, te scaffolding, te punaha pupuhi ahi, te paipa hau hau me etahi atu, he pai te tono i roto i te maha o nga kaupapa matua o te motu, o tawahi hoki penei i te Toru George Project, Pudong International Airport, Beijing International Airport, Beijing Olympic Stadium, Shanghai. World Expo Exhibition Hall, Jiaozhou Bay Cross-sea Bridge, te whare teitei rawa atu i Haina-117 Whare i Tianjin, Tian'anmen Parade Reviewing Stand, Shanghai Disneyland Park. Kua mohiotia a Youfa hei tohu No.1 i roto i te umanga.
| Tau | Whenua | Kaupapa Tawahi | Hua | Te nui |
| 2014-2015 | - | Chevron Corporation Oil Platform | Pupa maitai scaffolding | 1700 tana |
| 2015 | Etiopia | Adama Industrial Parks | Hanganga paipa maitai | 4000 tana |
| 2017 | Ko Horano | Mafrac | Pūnaha whakapuru solar paipa maitai | 500 tana |
| 2017 | Mehiko | Kaixo | Pūnaha whakapuru solar paipa maitai | 1500 tana |
| 2018 | Vietnam | Cong ty TNHH Whiwhi Waimarie Kakano Factory | Pūnaha whakapuru solar paipa maitai | 1100 tana |
| 2019 | Kuwait | Taunga rererangi o Kuwait | Hanganga paipa maitai | 700 tana |
| 2019 | Etiopia | Taurangi rererangi Polaroid | He paipa maitai | 45 tana |
| 2019 | Ihipa | Te Whare Pakihi Hou o Kairo | Te pupuhi ahi me te paipa rino tuku wai | 2000 tana |
| 2019 | Moroko | Paipa Whakapai Ahi o Moroccan Chemical Plant | He paipa rino tauhiuhi ahi | 1500 tana |
| 2020 | Cambodia | Tauranga rererangi o Phnom Penh | putorino maitai piauau, putorino paiherea Porowhita me te putorino Seamless | 19508 mita |
| 2021 | Bangladesh | Dhaka Airport | paipa maitai piauau | 28008 mita |
| 2021 | Chile | Puerto Williams | LSAW paipa maitai He puranga mo te piriti | 1828 tana |
| 2022 | Bolivia | Bolivia Civil Gas Pipeline | paipa maitai piauau | 1000 tana |
| 2023 | Ihipa | Te Manatu o Ihipa mo te Kaupapa Whakawai-a-Motu | Te tuku wai torino paiherea paipa maitai | 18000 tana |
| 2023-2024 | Vietnam | Tauranga 3-Tan Son Nhat Airport | Hanganga paipa maitai | 1349 tana |
| 2024 | Etiopia | Peeke Abay | Hanganga paipa maitai | 150 tana |