XY002-11 security seals Product Description: This product is pure lead material internal, external aluminum box pressed into the surface color, color, printing: stamping or laser marking the company logo or name, serial number ( up to 8 digits) colors are red, yellow, blue, green, black, Bai Liu color, can also be according to customer requirements into other colors, applied to the ammeter, water meter, post bags, ordnance sealing, instrumentation, power supply, gas supply, water supply, military, petroleum, chemical, mining, transportation, postal, customs, finance, railway container, foreign trade commodity inspection, product processing and transportation, and the enterprise product inspection, packaging, packaging barrel measurement of the energy, prevent theft blabbing seal etc..