The back shell of the mobile phone will be marked with laser coding or dot matrix code during production, which is convenient for product traceability. Metal engraving code is a way of marking the barcode on the product by laser engraving. Generally, DPM (Direct Part Mark) code is used. DPM code is widely used in various industries, such as: manufacturing, product traceability, medical equipment , drug regulation, industrial process management, aerospace, etc.

Common such as: industrial label laser coding, surgical instruments, IC chip engraving codes, PCB board laser etching codes, medical wristband labels, various metal bearings, electronic product casings, etc.

For this kind of code system, the XT6201 produced by Xingtong IoT can scan very well. XT6201 industrial code scanning gun is sensitive! Fast! This scanner can scan DPM code, laser engraving code, laser inkjet code, laser engraving code, PCB board printing code, 3*3mm 2D code QR code, datamatrix, OCR code, passport code, scan code to take photos, 1D code, mobile phone screen code, defiled and fuzzy codes, all kinds of small barcodes, coated reflective codes, quick-frozen packaging codes, WeChat Alipay payment code, etc., the scanning performance is good!