| Company                                                                                              |   | Ownership      % |   | Business      activities                                                                                                                                                    |
|------------------------------------------------------------------------------------------------------|--------|------------------|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Sinoenergy      Holding Limited                                                                      |   | 100%             |   | Holding      company                                                                                                                                                        |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Qingdao      Sinogas GeneralMachinery      Limited Corporation (“Sinogas”)               |   | 75.05%           |   | Production      of compressed natural gas (CNG) facilities, technical consulting in CNG      filling station construction, manufacturing of CNG vehicle conversion      kit |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Qingdao      Sinogas YuhanChemical      Equipment Company Limited (“Yuhan”)              |   | 81%*             |   | Manufacturing      of customized pressure containers                                                                                                                        |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Wuhan      Sinoenergy Gas Company Limited (“Wuhan      Sinoenergy”)                      |   | 90%              |   | Construction      and operating of CNG stations and the manufacturing and sales of      automobile conversion kits                                                          |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Pingdingshan      Sinoenergy GasCompany      Limited (“Pingdingshan Sinoenergy”)         |   | 90%              |   | Construction      and operating of CNG stations and the manufacturing and sales of      automobile conversion kits                                                          |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Jiaxing      Lixun AutomotiveElectronic      Company Limited (“Lixun”)              |   | 81%*             |   | Design      and manufacturing of electric control devices for alternative      fuel                                                                                         |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Hubei      Gather EnergyCompany      Limited (“Hubei Gather”)                            |   | 80%              |   | Construction      and operating of natural gas processing plants                                                                                                            |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Xuancheng      SinoenergyVehicle      Gas Company Limited(“Xuancheng      Sinoenegy”)    |   | 100%             |   | Construction      and operating of CNG stations and the manufacturing and sales of      automobile conversion kits                                                          |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Qingdao      Jingrun GeneralMachinery      Company Limited (“Jingrun”)                   |   | 100%             |   | Design      and manufacturing of petroleum refinery equipment and petroleum      machinery                                                                                  |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Qingdao      Sinoenergy GeneralMachinery      Company Limited(“Qingdao      Sinoenergy”) |   | 75.05%           |   | Manufacturing      and installation of general machinery equipment                                                                                                          |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Nanjing      Sinoenergy Gas Company Limited (“Nanjing      Sinoenergy”)                  |   | 90%              |   | Construction      and operating of CNG stations and the manufacturing and sales of      automobile conversion kits                                                          |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Qingdao      Sinoenergy General Gas Company Limited (“Sinoenergy      Gas”)              |   | 90%**            |   | Construction      and operating of CNG and LNG stations and the manufacturing and sales of      automobile conversion kits                                                  |
|                                                                                                 |   |             |   |                                                                                                                                                                        |
| Wuhan      Sinoenergy Changfeng Gas Company Limited                                                  |   | 45.9%***         |   | Operation      of CNG stations and the sales of automobile conversion      kits                                                                                             |