To use kiwitaxi followup the below instructions 

1. Signup here : https://kiwitaxi.com/en/partner/webmaster/#kiwitaxi-register?path=partner&locale=en&button=1 
2. After your signup and your account gets approved just copy these credentials 
3. Login to your admin panel and navigate to modules 
4. Enable kiwitaxi paste all your account credentials in settings page and test by searching the taxi through homepage search 

That's all