Chemical fiber posing as silk is now common. How to identify? Suzhou Silk Museum of experts and professors of the recipe: First, eye: true silk surface glossy bright and soft, imitation silk surface bright, but not soft, "Aurora." Second, hand touch: soft silk feel soft waxy slip, hand touch silk surface when the handle feel; imitation silk feel slightly hard. Relatively dry silk, hand grasping, the silk friction will be issued when the sound of similar snow, commonly known as silk Ming. Third, burning: from the fabric cut off a bunch of silk yarn, lit with a match. Silk fiber burning slowly, first shrink into a ball, emitting a similar hair or feather scorched scorch, tow after leaving the flame, that is to stop burning, dark brown ball, hand pressure that is broken into powder. Polyester fiber burning sweet, the residue was hard and black beads, lumps are not easy to crush. Viscose and other cellulose fiber filament burning paper burning flavor, the residue was a little gray ashes.

In addition, the quality control experts to remind consumers to buy jewelry when you pay attention to three points: to the reputable store to buy; to seriously check the product logo, obtain the invoice, invoice on the product name, quantity and quality Purchase goods consistent; must obtain a certificate from the business identification certificate or grading certificate.