Seit 2003 vertritt Oba Yatirim, das Unternehmen Zhejing Orient Holdings Ltd. mit eindrucksvollem Erfolg.

Referenzen
| No. | Project Name | Owner | Capacity | Scope of Supply | Year |
| 1 | Dodurgalar | Elta | 4x0,9 MW | Turbine, Valve, Governor, Supervision & Commissioning | 2003 |
| 2 | Basaran | EM&T | 2x0,32 MW | Turbine, Generator, Excitation System, Governor, Supervision & Commissioning | 2005 |
| 3 | Karasu | Kurteks | 1x2,4 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2005 |
| 4 | Tinaztepe | Alp | 3x2,5 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2006 |
| 5 | Sirma | Akfen | 3x2,0 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2006 |
| 6 | Degirmenüstü | Gülsan | 3x12,85 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2006 |
| 7 | Erenler | BME | 2x22,5 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2006 |
| 8 | Yesil | STY | 3x4,8 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 9 | Defne | Nuryol | 3x2,2 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 10 | Dinar | STY | 2x1,7 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 11 | Narinkale | Ünal | 4x8 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 12 | Kahta HEPP-1 | Erdem Yildiz | 2x3,5 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 13 | Yavuz | Habboush Group | 3x7,5 MW | Turbine, Generator, Excitation System, Governor, control protection, monitoring system (part), Supervision & Commissioning | 2007 |
| 14 | Yagmur | Habboush Group | 3x8,5 MW | Turbine, Generator, Excitation System, Governor, control protection, monitoring system (part), Supervision & Commissioning | 2007 |
| 15 | Çatak | Acipayam Enerji | 2x0,3 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 16 | Muratli | Arma HEPP | 3x11 MW & 1x4,7 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 17 | Burçak-1 | MON | 2x17,9 MW & 1x6,8 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 18 | Mursal-1 | Pekkan | 2x2,053 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 19 | Mursal-2 | Pekkan | 2x2,215 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 20 | Ayrancilar | Dedeman | 3x9,1 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 21 | Selale | Dedeman | 3x4,3 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2007 |
| 22 | Yavuz | Usluel | 2x2,9 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 23 | Burçak-2 | MON | 2x11 MW & 1x4,5 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 24 | Cüneyt-1 | Ebara | 2x7 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 25 | Cüneyt-2 | Ebara | 2x8,8 MW & 1x4,4 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 26 | Cüneyt-3 | Ebara | 2x9,5 MW & 1x4,7 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 27 | Cüneyt-4 | Ebara | 2x5,5 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 28 | Kutay | ARC | 2x2,9 MW & 1x1,25 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 29 | Riza | ARC | 2x4,2 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 30 | Papart | Elite | 2x11 MW & 1x4,6 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 31 | Ayancik | Ilk | 3x5,2 MW | Turbine, Generator, Excitation System, Governor, control protection, monitoring system (part), Supervision & Commissioning | 2008 |
| 32 | Karasu-1 | Akfen | 2x1,9 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 33 | Karasu-2 | Akfen | 2x1,45 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 34 | Karasu-4.2 | Akfen | 3x3,32 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 35 | Karasu-4.3 | Akfen | 2x1,77 MW | Turbine, Generator, Excitation System, Governor, Supervision & Commissioning | 2008 |
| 36 | Karasu-5 | Akfen | 2x1,8 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 37 | Kaletepe | Kayi | 2x5 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 38 | Kale | Asa | 3x3 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 39 | Dim | Diler | 3x12,5 MW | Turbine, Generator, Excitation System, Governor, control protection, monitoring system (part), Supervision & Commissioning | 2008 |
| 40 | Baris-1 | Usluel | 2x5,5 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 41 | Baris-2 | Usluel | 2x7,8 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 42 | Basak | Ataç | 2x2,8 MW & 1x1,25 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 43 | Yaprak-2 | Ataç | 2x5,4 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 44 | Umut-1 | Ataç | 2x2,8 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 45 | Umut-3 | Ataç | 3x4 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 46 | Ege-1 | Ataç | 3x3,1 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 47 | Ege-2 | Ataç | 3x2,7 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 48 | Ege-3 | Ataç | 3x4 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 49 | Güzelçay-1 | Ilk | 2x1,6 MW | Turbine, Generator, Excitation System, Governor, control protection, monitoring system (part), Supervision & Commissioning | 2008 |
| 50 | Güzelçay-2 | Ilk | 2X2.5MW | Turbine, Generator, Excitation System, Governor, control protection, monitoring system (part), Supervision & Commissioning | 2008 |
| 51 | Güdül-1 | IMA | 2x1,2 MW | Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2008 |
| 52 | Güdül-2 | IMA | 2x2,4 MW | Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2008 |
| 53 | Degirmen | Erenler | 2x3,4 MW | 4MW Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2008 |
| 54 | Düzenli | Kiler | 2x2,5 MW | Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2008 |
| 55 | Sümer | Peker | 2x8,85 MW & 1x 3,9 MW | Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2008 |
| 56 | Çamlica | ARC | 2x11 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 57 | Ridvan | ARC | 2x4,5 MW | Turbine, Generator, Excitation System, Valve, Governor, Supervision & Commissioning | 2008 |
| 58 | Midilli | Habboush Group | 3x11 MW & 1x1 MW | Turbine, Generator, Excitation System, Governor, control protection, monitoring system (part), Supervision & Commissioning | 2008 |
| 59 | Köprübasi | Yüksel | 2x39 MW | Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2008 |
| 60 | Zeytin | Zeytin Enerji | 2x2,6 MW | 6MW Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2009 |
| 61 | Sefaköy | Gülsan | 2x18 MW | Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2009 |
| 62 | Gökkaya | Ak Enerji | 2X16.65 MW | Turnkey | 2009 |
| 63 | Himmetli | Ak Enerji | 2x15,75 MW | Turnkey | 2009 |
| 64 | Çifteköprü | STY | 2x3,5 MW & 1,15 MW | Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2010 |
| 65 | Anak | KOR-EN | 2x1,8 MW | Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2010 |
| 66 | Namnam | Yagmur | 2x1,88 MW & 1x0,8 MW | Turbines, generators, excitation systems, governors, inlet valves, Supervision & Commissioning | 2010 |
| 67 | Tuzköy | Baten | 2x4,4 MW | Turbines, generators, excitation systems, governors, Supervision & Commissioning | 2010 |
| 68 | Karaköy | Ilkem | 1x4,04 MW | Turbines, generators, excitation systems, governors, Supervision & Commissioning | 2010 |
| 69 | Bektemur | Dizep | 2x1,9 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 70 | Dagdelen | Enerjisa | 2x4,0 MW | Turnkey | 2010 |
| 71 | Tuzlaköy | Peker | 2x2,28 MW & 1x 1,3 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 72 | Serge | Peker | 2x3,7 MW & 1x1,8 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 73 | Dogankaya | Gülsan | 3x6,936 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 74 | Ugurlu | Ataç | 2x4,35 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 75 | Karakus | Ataç | 2x2,25 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 76 | Cevizlidere | Bol Su Enerji | 3x1,11 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 77 | Çeltikdere | Bol Su Enerji | 2x1,25 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 78 | Onur | ARC / TEMMUZ | 2x9,7 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 79 | Murat-1 | ARC / TEMMUZ | 1x1,88 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 80 | Murat-2 | ARC / TEMMUZ | 2x4,6 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 81 | Pinar | ARC / HYDRO DESIGN | 2x4,32 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2010 |
| 82 | Kirazlik | Limak | 3x14,65 MW | Turnkey | 2010 |
| 83 | Mert | Hidro Kontrol | 2x5,28 MW | Turbines, generators, excitation systems, governors, Supervision & Commissioning | 2010 |
| 84 | Kusakli | Enerjisa | 2x10,6 MW | Turnkey | 2011 |
| 85 | Merkez | IMA | 2x3,35 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2011 |
| 86 | Oltu | Silen | 1x0,9 MW & 1x 2,4 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2011 |
| 87 | Çengelli-Kisla | Silen | 1x1,9 MW & 1x4,8 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2011 |
| 88 | Akinci | Habboush Group | 3x33 MW | Turbine, Generator, Governor, Excitation System, Inlet valve, Control, Protection and Monitoring system, Supervision & Commissioning | 2011 |
| 89 | Yesilirmak-1 | Üründül Enerji | 2x5,8 MW & 1x2,56 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2011 |
| 90 | Dogançay | Enerjisa | 2x31,3 MW | Turnkey | 2011 |
| 91 | Atilla | IMA | 2x5,15 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2011 |
| 92 | Zilan | Gökakim | 2x3,12 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2012 |
| 93 | Adigüzel-2 | Peker | 2x15,073 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2012 |
| 94 | Karaagaç | Gökova | 2x3 MW | Turbines, generators, excitation systems, governors, inlet valve, Supervision & Commissioning | 2012 |
| 95 | Kirazlik | Limak | 1x2,55 MW | Turnkey | 2012 |
| 96 | Angutlu-1 | Türkerler | 2x5,88 MW & 1x2,9 MW | Turnkey | 2012 |
| 97 | Angutlu-2 | Türkerler | 2x3,5 MW & 1x1,73 MW | Turnkey | 2012 |
| 98 | Demirci | Türkerler | 3x4,17 MW | Turnkey | 2012 |
| 99 | Kanat | Türkerler | 2x5,35 MW & 1x2,7 MW | Turnkey | 2012 |
| 100 | Umutlu | Agaoglu | 3x7,02 MW | Turbines, generators, excitation systems, governors, Supervision & Commissioning | 2012 |