| Name of Company                                    |    | Place ofIncorporation      |    | Date ofIncorporation |    | BeneficiaryInterest % |    | EquityInterest % |    | RegisteredCapital |
|--------------------------------------------------------------|--------------|---------------------------------|--------------|---------------------------|--------------|----------------------------|--------------|-----------------------|--------------|-------------------|
| GAS Investment      China Co., Ltd.                     |         | The      British Virgin Islands |         | 6/19/2003                 |         | 100                        |         | 100                   |         | USD10,000,000     |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Sino      Gas Construction, Ltd.                             |         | The      British Virgin Islands |         | 1/9/2007                  |         | 100                        |         | 100                   |         | USD50,000         |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Sino      Gas Investment Development, Ltd.                   |         | The      British Virgin Islands |         | 1/9/2007                  |         | 100                        |         | 100                   |         | USD50,000         |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Beijing      Zhong Ran Wei Ye Gas Co., Ltd.                  |         | PRC                             |         | 8/29/2001                 |         | 100                        |         | 100                   |         | RMB206,000,000    |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Beijing      Chenguang Gas, Ltd.                             |         | PRC                             |         | 10/30/2002                |         | 100                        |         | 100                   |         | RMB20,000,000     |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Guannan      Weiye Gas Co., Ltd.                             |         | PRC                             |         | 6/19/2003                 |         | 100                        |         | 100                   |         | RMB9,510,000      |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Ningjin      Weiye Gas Co., Ltd                              |         | PRC                             |         | 12/3/2003                 |         | 100                        |         | 95                    |         | RMB3,000,000      |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Yutian      Zhongran Weiye Gas Co., Ltd.                     |         | PRC                             |         | 12/19/2003                |         | 100                        |         | 90                    |         | RMB3,000,000      |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Xingtang      Weiye Gas Co., Ltd.                            |         | PRC                             |         | 2/18/2004                 |         | 100                        |         | 95                    |         | RMB3,000,000      |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Wuqiao      Gas Co., Ltd.                                    |         | PRC                             |         | 6/30/2004                 |         | 100                        |         | 95                    |         | RMB2,000,000      |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Jinzhou      Weiye Gas Co., Ltd.                             |         | PRC                             |         | 7/19/2004                 |         | 100                        |         | 95                    |         | RMB5,000,000      |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Sihong      Weiye Gas Co., Ltd.                              |         | PRC                             |         | 12/3/2004                 |         | 100                        |         | 95                    |         | RMB10,000,000     |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Sishui      Weiye Gas Co., Ltd.                              |         | PRC                             |         | 12/22/2004                |         | 100                        |         | 95                    |         | RMB3,000,000      |
|                                                         |         |                            |         |                      |         |                       |         |                  |         |              |
| Langfang      Weiye Dangerous Goods Transportation Co., Ltd. |         | PRC                             |         | 3/22/2005                 |         | 100                        |         | 95                    |         | RMB1,000,000      |

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| Linzhang      Weiye Gas Co., Ltd.                    |   | PRC    |   | 7/6/2005   |   | 100    |   | 85     |   | RMB1,000,000 |
|------------------------------------------------------|--------|--------|--------|------------|--------|--------|--------|--------|--------|--------------|
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Peixian      Weiye Gas Co., Ltd.                     |   | PRC    |   | 8/22/2005  |   | 100    |   | 90     |   | RMB5,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Zhangjiakou      City Xiahuayuan Jinli Gas Co., Ltd. |   | PRC    |   | 9/30/2005  |   | 100    |   | 100    |   | RMB2,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Longyao      Zhongran Weiye Gas Co., Ltd.            |   | PRC    |   | 10/13/2005 |   | 100    |   | 95     |   | RMB3,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Yuxian      Jinli Gas Co., Ltd.                      |   | PRC    |   | 11/8/2005  |   | 100    |   | 100    |   | RMB9,500,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Hengshui      Weiye Gas Co., Ltd.                    |   | PRC    |   | 12/20/2005 |   | 100    |   | 100    |   | RMB3,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Shenzhou      Weiye Gas Co., Ltd.                    |   | PRC    |   | 12/23/2005 |   | 100    |   | 95     |   | RMB3,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Changli      Weiye Gas Co., Ltd.                     |   | PRC    |   | 12/8/2006  |   | 100    |   | 100    |   | RMB3,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Chenan      Chenguang Gas Co., Ltd                   |   | PRC    |   | 1/23/2007  |   | 100    |   | 100    |   | RMB1,500,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Wuhe      Weiye Gas Co., Ltd.                        |   | PRC    |   | 1/30/2007  |   | 100    |   | 100    |   | RMB3,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Xinji      Zhongchen Gas Co., Ltd                    |   | PRC    |   | 2/7/2007   |   | 100    |   | 100    |   | RMB3,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Gucheng      Weiye Gas Co., Ltd.                     |   | PRC    |   | 3/21/2007  |   | 100    |   | 100    |   | RMB3,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Luquan      Chenguang Gas Co., Ltd.                  |   | PRC    |   | 4/27/2007  |   | 100    |   | 100    |   | RMB2,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Shijiazhuang      Chenguang Gas Co., Ltd.            |   | PRC    |   | 6/14/2007  |   | 100    |   | 100    |   | RMB2,000,000 |
|                                                 |   |   |   |       |   |   |   |   |   |         |
| Nangong      Weiye Gas Co., Ltd.                     |   | PRC    |   | 6/25/2007  |   | 100    |   | 100    |   | RMB3,000,000 |

----

| Sixian      Weiye Gas Co., Ltd.  |   | PRC    |   | 9/3/2007   |   | 100    |   | 100    |   | RMB3,000,000  |
|----------------------------------|--------|--------|--------|------------|--------|--------|--------|--------|--------|---------------|
|                             |   |   |   |       |   |   |   |   |   |          |
| Baishan      Weiye Gas Co., Ltd. |   | PRC    |   | 7/13/2007  |   | 100    |   | 100    |   | RMB15,000,000 |
|                             |   |   |   |       |   |   |   |   |   |          |
| Guyuan      Gas Co., Ltd.        |   | PRC    |   | 12/15/2008 |   | 100    |   | 100    |   | RMB1,000,000  |
|                             |   |   |   |       |   |   |   |   |   |          |
| Xinhe      Weiye Gas Co., Ltd.   |   | PRC    |   | 7/2/2009   |   | 100    |   | 100    |   | RMB1,000,000  |
|                             |   |   |   |       |   |   |   |   |   |          |
| Hebei      Weiye Gas Co., Ltd.   |   | PRC    |   | 12/18/2009 |   | 100    |   | 100    |   | RMB75,439,270 |

----