Exhibit 10.8

**Guaranty Contract (1)**

**Guaranty Contract of Maximum Amount Entered Between BAK International Limited and China CITIC Bank on February 9, 2006**

**Main contents**

| •                                 | Contract   number: No. 2006 Shenyin sun’ebaozi 003                                                                                                                                                                                                                                                        |
|----------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| •                                 | As   guarantor, BAK International Limited undertakes to assume joint and several   liabilities for the Company’s indebtedness towards China CITIC Bank under   Comprehensive Agreement  from February 17th, 2006 to   February 17th, 2007 and maximum amount secured is RMB 50million   and US$10million. |
| •                                 | Secured   items include the loan principal, interest, penalty interest, breach of   contract compensation, damage compensation, and all the expenses incurred for   China CITIC Bank to realize its creditor’s right under Comprehensive   Agreement ;                                                    |
| •                                 | Guaranty   period:                                                                                                                                                                                                                                                                                             |
|                                   | •                                                                                                                                                                                                                                                                                                         | Two years   from the expiry date that the Company should fulfill its obligations in   accordance with Comprehensive Agreement ; |
|                                   | •                                                                                                                                                                                                                                                                                                         | If due to   the provisions of relevant PRC law or regulations or any agreement reached   under Comprehensive Agreement , any loan becomes mature ahead of its   term, guaranty period shall be two years starting from the advance mature   date. |
|                                   |                                                                                                                                                                                                                                                                                                           |   |
| **Headlines of the articles omitted:** |
| •                                 | Definition                                                                                                                                                                                                                                                                                                     |
| •                                 | Indebtedness   to be secured and maximum amount                                                                                                                                                                                                                                                                |
| •                                 | Method of   guaranty                                                                                                                                                                                                                                                                                           |
| •                                 | Guaranty   period                                                                                                                                                                                                                                                                                              |
| •                                 | Scope of   guaranty                                                                                                                                                                                                                                                                                            |
| •                                 | Representations   and undertakings of the Company                                                                                                                                                                                                                                                              |
| •                                 | Rights and   obligations of the Company                                                                                                                                                                                                                                                                        |
| •                                 | Rights and   obligations of the Creditor                                                                                                                                                                                                                                                                       |
| •                                 | Breach of   Contract                                                                                                                                                                                                                                                                                           |
| •                                 | Accumulation   of rights and obligations                                                                                                                                                                                                                                                                       |
| •                                 | Continuity   of obligations                                                                                                                                                                                                                                                                                    |
| •                                 | Notarization   and willing to accept enforcement                                                                                                                                                                                                                                                               |
| •                                 | Force   Majeure                                                                                                                                                                                                                                                                                                |
| •                                 | Miscellaneous                                                                                                                                                                                                                                                                                                  |
| •                                 | Applicable   laws                                                                                                                                                                                                                                                                                              |
| •                                 | Dispute   settlement                                                                                                                                                                                                                                                                                           |
| •                                 | Validity                                                                                                                                                                                                                                                                                                       |
| •                                 | Effectiveness,   amendment and cancellation                                                                                                                                                                                                                                                                    |
| •                                 | Others                                                                                                                                                                                                                                                                                                         |

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