Hi Alvin,
Thanks for sharing the links. The SRP029K certainly bears an uncanny resemblance to the Sinn 656S, but comes at a fraction of the latter's price:
(http://farm4.static.flickr.com/3609/3391343354_34ac371ec2.jpg)
(http://farm4.static.flickr.com/3469/3391343120_ebfb9813cf_o.jpg)