With the opening of the gold market, gold as a hedge of one of the major metals, more and more consumer concern, for gold jewelry, how to identify the authenticity of this?

• 随着黄金市场的开放，黄金作为保值的重要金属之一，越来越受到消费者的关注，那么，对于黄金首饰，如何辨别真伪呢？