1. Product introduction: crystal inside laser carving, this product is in the crystal inside with laser out a point of the composition of the graphics or text, so carved out of the pattern or text is presented in the crystal is white pattern or text. Can be engraved text, company Logo, all kinds of pictures, photos, etc.. Under the irradiation of LED lights, beautiful patterns or words are presented. It is the ideal small gift for company meetings, opening promotions, graduation celebrations and other activities. 2 luminous principle: crystal laser carving itself is transparent from the color pattern, only with led lights to show blue, red and so on. (Prices vary) Led light matching: monochrome light: blue light, red light, since the light, purple light, green light, rui orange, pink and other limited company opened after a color will not change, blue light red light conventional, other need to customize. Colored lights: a variety of colors will change, has been slow flash and flash alternately change, especially good-looking * For most of our products, we have low MOQ, and we can provide free samples as long as you are willing to afford the delivery charge. * Payment: We accept payment by T/T, Western Union, and PayPal. * Location: We are a factory located in Zhongshan China, an exporting major city. Only 2 hours' drive from HongKong or Guangzhou. * Lead time: For sample making, it takes only 4 to 10 days depending on the design; for mass production, it takes only less than 14 days for quantity under 5,000pcs (medium size). * Delivery: We enjoy very competitive price for DHL door to door, and our FOB charge is also one of the lowest in southern China. * Response: A 30 people team stand by more than 14 hours a day and your mail will be responded within an hour. Our factory passes Disney & Sedex & Coca Cola Certification. Come and get your medal packaged beautifully! We have all kinds of Poly bag / bubble bag / OPP bag / plastic box / gift box etc.more style you can choose We have more than 20 years of working experience and advanced technology machinery equipment, is absolutely your best work partner. Efficient and fast work efficiency to provide you with quality products, 24 hours a day standby service, to help you solve all kinds of puzzles, interested friends can give us a message below, or send email to suki@artigifts.com. Crystal key rings are usually synthetic crystals and can be made in a variety of shapes. Crystal is considered to be a very pure thing, so it is common to use crystal products to express or express some special feelings