content_image/181032.jpg content_image/181033.jpg content_image/181034.jpg
## 15. Provisions 

The Group issues various types of contractual product warranties under which it guarantees the performance of products delivered for a certain period or term. The estimated provision is based on historical warranty data. The provision for dilapidation includes costs of dismantling and restoring the offices of the Group to their original condition at end the end of the lease terms. The changes in the provision are summarised as follows: 

<img src='content_image/181032.jpg'>

## 16. Other current liabilities 

Other current liabilities comprise: 

<img src='content_image/181033.jpg'>

Terms and conditions of the above other current liabilities: 

 obligations for personnel and social expenses have an average term of three months (2011: three months); and 

 other payables are non-interest bearing and are normally settled on 30 day terms. 

## 17. Other non-current financial liabilities 

Other non-current financial comprise: 

<img src='content_image/181034.jpg'>

[1] Please refer to note 18 Convertible Bond 

