Try a search on the forum under 'dvdplayers.co.uk' I asked the same question a couple of weeks ago. There are a few threads offering positive responses about the company.
Got my sony player today, excellent service. Phoned in tuesday lunchtime recieved player 1pm today.
Tested with various discs [reg 1,2,3] all play fine. Saved about £80 compared to nearest rivals online.