Http://www.moko.cc/post/wangxiaowen/173029.html9 (Go here and have a look, it seems to be her personal website with photos of this advertisement, but she is not the spokesperson of Luk Fook Jewelry.
If you can't open Baidu search "K Gold Gold Jewelry Advertisement (Liu Fu Jewelry)", the first one is
Thank you. I hope it helps you.
(1) Council of Europe
(2)7 1.2
(3)8.9กม 10 3
(1) After analysis, the specific steps of measuring the solid Guanyin pendant in this experiment