How does Lao Fengxiang distinguish between true and false?

Lao Fengxiang can observe the steel seal to distinguish between true and false. Lao Fengxiang's real jewelry is engraved with Lao Fengxiang's shop number and the type of gold, silver and steel seal, but not fake. You can also test the elasticity of Lao Fengxiang's jewelry. Lao Fengxiang's gold and silver jewelry is easy to bend and break.

The stamp Lao Fengxiang's jewelry will be engraved with Lao Fengxiang's shop number and the type of gold and silver. Lao Fengxiang's gold and silver jewelry has a good luster and looks shiny. If there is no store number on Lao Fengxiang's jewelry, and the gold and silver seal or its surface gloss is dark, it can basically be concluded that this Lao Fengxiang jewelry is fake.

Flexibility Lao Fengxiang's gold and silver jewelry has certain flexibility. Lao Fengxiang's gold and silver jewelry is easy to bend when it is folded gently, which has the characteristics of easy folding and unbreakable. When folding jewelry, it must be light and natural to avoid breaking gold and silver jewelry.

The voice threw Lao Fengxiang's gold and silver jewelry upward. If the jewelry bounce is not high and the sound is steady, it means that the gold and silver jewelry is real. If the gold and silver jewelry is thrown on the ground, it bounces high and sounds crisp, indicating that the gold and silver jewelry is fake or the quality of the jewelry is low.