| *      Confidential treatment has been requested for certain portions omitted      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act      of 1934, as amended. Confidential portions of this Exhibit have been      separately filed with the Securities and Exchange      Commission. |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

|   | Related      Contract No.: YGX0708100001&      YGX0711150001-122 |
|--------|---------------------------------------------------------------------------|

| PARTY      A | Zhejiang      Yuhui Solar Energy Source Co., Ltd.                               |
|--------------|---------------------------------------------------------------------------------|
|         |                                                                            |
| TEL          |  0086-573-4773130                                                          | FAX |  0086-573-4773063 |
| ADD.         | No.      8 Baoqun Road, Yao Zhuang Town Industrial Park, Jiashan,      Zhejiang |
|         |                                                                            |
| PARTY      B | JingAo      Solar Co., Ltd.                                                     |
|         |                                                                            |
| TEL          | 0086-21-60955851                                                                | FAX | 0086-21-60955850 |
| ADD.         | No.      36 Jiangchang San Rd., Zhabei District, Shanghai,  China               |

----

| *      Confidential treatment has been requested for certain portions omitted      from this exhibit pursuant to Rule 24b-2 under the Securities Exchange Act      of 1934, as amended. Confidential portions of this Exhibit have been      separately filed with the Securities and Exchange      Commission. |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

----

| SELLER               | Zhejiang      Yuhui Solar Energy Source Co., Ltd.                  | BUYER                | JingAo      Solar Co., Ltd.                                      |
|----------------------|--------------------------------------------------------------------|----------------------|------------------------------------------------------------------|
|                 |                                                               |                 |                                                             |
| Sign      & Seal |                                                               | Sign      & Seal |                                                             |
|                 |                                                               |                 |                                                             |
| Date                 |                                                               | Date                 |                                                             |
|                 |                                                               |                 |                                                             |
| Bank      info  | Industry      and Commerce Bank, Jiashan County1204070009242025955 | Bank      info  | China      Bank, Ningjin Sub-branch (Hebei, China)15054208091001 |
|                 |                                                               |                 |                                                             |
| VAT                  |                                                               | VAT                  | 130528774419294                                                  |

| 1.     | Conductance      Type:P |
|--------|--------------------------------|
|   |                           |

| 2.     | Dopant: B |
|--------|-----------------------|
|   |                  |

| 3.     | Dimensions:156*156±0.4mm |
|--------|--------------------------------------|
|   |                                 |

| 4.     | Diameter(bevel 0.5-2mm in      45°):219.2±0.5mm, 0.5-2mm      in 45° |
|--------|---------------------------------------------------------------------------------------------------------------|
|   |                                                                                                          |

| 5.     | Thickness:200±10um,      center≥190um |
|--------|---------------------------------------------------------|
|   |                                                    |

| 6.     | Resistivity:0.8-3 Ω.cm |
|--------|-----------------------------------------|
|   |                                    |

| 7.     | Life      time after passivation:≥2μs |
|--------|---------------------------------------------------------|
|   |                                                    |

| 8.     | Oxygen:≤1*1018      atoms/cm3 |
|--------|--------------------------------------------|
|   |                                       |

| 9.     | Carbon:≤8*1017      atoms/cm3 |
|--------|--------------------------------------------|
|   |                                       |

| 10.    | Camber:≤30      μm |
|--------|--------------------------------------|
|   |                                 |

| 11.    | TTV:≤25μm |
|--------|-----------------------------|
|   |                        |

| 12.    | Sawmark:≤15μm |
|--------|---------------------------------|
|   |                            |

| 13.    | Edge      defect:Edge      defect width ≤      0.4mm,extension less than 0.8mm, with total quantity ≤ 2,distance≥30mm |
|--------|------------------------------------------------------------------------------------------------------------------------------------------------|
|   |                                                                                                                                           |

| 14.    | Surface      Condition: No crack, no obvious sawmark, without obvious tactility,      no pit,no      V-type gap, no hole; no glue left; surface cleaned, no abnormal spot, no      stain |
|--------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|   |                                                                                                                                                                                            |

| 15.    | Gap:      Width*depth of gap ≤1*0.3mm2,      no V shape gap, with total quantity ≤1 |
|--------|-------------------------------------------------------------------------------------------------|
|   |                                                                                            |

| 16.    | Tiny      Luminance Edge: Length      ≤1/2 of wafer dimension, width ≤1/3 of wafer thickness |
|--------|---------------------------------------------------------------------------------------------------------------|
|   |                                                                                                          |

| 17. | Grain      Size:≤10 /cm2 |
|-----|--------------------------------|