Group 1 - The rise of "gold-plated silver" jewelry in lower-tier markets has gained attention amid increasing international gold prices [1][3] - The CEO of the World Gold Council's China division, Wang Lixin, stated that "gold-plated silver" is not a substitute for gold jewelry and has inherent differences, leading to potential confusion [1] - Wang emphasized that the current national standards do not allow for quality testing of "gold-plated silver" products due to difficulties in measuring the thickness of gold [1] Group 2 - Consumers are advised to consider solid gold products during high gold price periods, as they maintain purity while enhancing hardness, allowing for better design and quality at the same price point [1] - The China Consumers Association has warned consumers to carefully identify "gold-plated silver" jewelry and not to trust misleading advertisements, as the actual gold and silver weights are often unverifiable [3] - Recent spikes in international gold prices have led to increases in domestic gold jewelry prices, with notable price hikes reported for major brands [3]