周生生回应“足金挂坠被检出铁银钯”

Group 1 - The core issue involves a gold pendant sold by Chow Sang Sang in Qingyuan, Guangdong, which was found to contain varying gold purity levels, with differences exceeding 35% at different testing points [1][5] - A customer, Ms. Li, reported that her newly purchased pendant showed signs of wear and white marks after one day of use, leading her to question its gold content [3][5] - Testing results revealed that the highest gold purity at one point was 99.99%, while other points showed significantly lower gold content, with the lowest being 64.37% [5][6] Group 2 - Chow Sang Sang has acknowledged the customer concerns and is actively working on the issue, promising to keep the public updated on developments [1][6] - The pendant was found to contain other metals such as iron, silver, and palladium, raising further questions about its composition [5]