Optical Fiber cable Repairing project Records
| Owner | cable manufacturer | installing time | project site | Technical Parameters of cable | Maximum Water depth (m) | Flow velocity (knot) | Buried depth (m) | Remarks | ||
| Outer diameter | Replace cable length (km) | Structure type | ||||||||
| (mm) | ||||||||||
| Guangdong branch of China railway telecom | ZTT | 2007.3 | The Strait of QiongZhou | 36 | 7.6 | 48 core double armor | 89 | 4 | Two joint | Salvage and repairing |
| Zhoushan Telecom | ZTT | 2011.11 | Daishan island –xiaochangtu island | 42 | 1.6 | 48 core double armor | 50 | 5 | 3 | repairing and burying |
| Zhoushan Telecom | ZTT | 2011.12-2012.1 | Daishan-QuShan island | 42 | 1.6 | 48 core double armor | 55 | 5 | 3 | Salvage and repairing |
| Xiamen Telecom | ZTT | 2012.1 | Xiamen City | 36 | 1.2 | 16 core double armor | 12 | 3 | 2 | |
| Zhoushan Telecom | ZTT | 2012.6-2012.7 | Daishan-QuShan island | 36 | 0.3 | 48芯双铠 | 22 | 5 | 1 | Salvage and repairing |
| Zhoushan Telecom | ZTT | 2012.7-2012.8 | Taohua island – xiazhimen island | 36 | 0.5 | 48 core double armor | 100 | 4 | 0 | repairing and burying |
| Shanghai Oriental Cable Network | Shanghai Alcatel | 2010.9-2010.10 | the Yangtse river shanghai | 36 | 0 | 48 core double armor | 15 | 4 | 2 | Salvage and repairing |
| Zhoushan Telecom | ZTT | 2010.4-2010.5 | Daishan – Da Jiao Shan Island | 36 | 1.2 | 48 core double armor | 55 | 4 | 2.5 | Salvage and repairing |
| Zhoushan Telecom | ZTT | 2010.9-2010.10 | xiazhimen island–LiuHeng island | 36 | 1 | 48 core double armor | 40 | 4 | 2.5 | Salvage and repairing |
| Zhoushan Telecom | ZTT | 2010.11-2010.12 | Zhujiajian, Zhoushan | 36 | 0.8 | 48 core double armor | 30 | 4 | 1 | Salvage and make joints |
| Shanghai Oriental Cable Network | Shanghai AlCatel | 2008.6-2008.7 | Changxing Island Shanghai sea | 36 | 1 | 48 core double armor | 12 | 4 | 1.5-3.00 | Salvage and maintenance |
| Zhoushan Network Company | ZTT | 2007.12 | Zhoushan Taohua Island – xiazhimen Island | 42 | 1 | 48 core double armor | 68 | 5 | 0 | Salvage and make joints |
| Zhoushan Telecom | ZTT | 2010.1 | Zhujiajian island | 36 | 1 | 48 core double armor | 30 | 4 | 1 | Salvage and repairing |