New brand of guqin silk strings spotted on Taobao. RMB395. Made by 夕溪斋http://item.taobao.com/item.htm?spm=a230r.1.14.168.s5yMLF&id=40195457145&ns=1#detail
(No, I am not affiliated to the taobao seller. Cutomers outside PRC may consider ordering using TaobaoRing.com) Happy shopping!