On 19 July 2018, Hunan Guiyang Yinxing Nonferrous Metals Smelting Co. Ltd., Hunan Province, China, was added to the LBMA’s Silver Good Delivery List.
It’s LBMA approved silver bars are marked “ZHURONG”.
Please see:-
http://www.lbma.org.uk/good-delivery-list-refiners-silver-current#
