Peb muaj ntau cov tais liab thoob ntiaj teb thiab peb muaj ntau tshaj 100,000 square metres ntawm cov chaw cia hauv Tebchaws Europe thiab Asia. Peb muaj peev xwm muab faib rau peb cov neeg faib khoom nrog cov khoom lag luam tag nrho cov khoom lag luam. Nyob rau tib lub sijhawm, peb tuaj yeem xa cov khoom lag luam los ntawm cov khoom lag luam sib txawv nyob ntawm seb qhov chaw ntawm cov khoom lag luam tau tias cov qhua tuaj ua tau.