Prime Minister Li Keqiang "Internet +" action plan in the government work report this year, in which the "Internet of Things" technology was mentioned several times. As the name suggests, things that material objects connected to the Internet through technical means, the formation of objects, things and objects associated, and information technology, remote control and intelligent network management. March 16, Lynx start "stars" program, on 5,000,000 cosmetics from home and abroad will be printed two-dimensional code identification, consumers using a mobile phone to scan code traceability for product information, verify authenticity; shortly Hangzhou push classification tactics garbage bags, garbage bags are printed on each two-dimensional code, throw classification will not be retroactive; Weihai "green apple" market, sweep the two-dimensional code shows the whole process of the growth of these events ...... , it has in common is that both use the "two-dimensional code traceability system." In fact, this "two-dimensional code traceability system" is one based on the "Internet of Things" technology means intelligent. Two-dimensional code retroactive part of the most important part is the "code", then the question is, how two-dimensional code is printed up? Previously, the most used ink Coding endowed way. Ink Coding production date easily erase artificial change, marking process produces a chemical toxic residues, polluting the environment. Marking equipment and ink supplies large, high cost, the machine often clogged ink nozzles, the impact of marking results. In such a market demand, based on the "laser marking" the two-dimensional code traceability system was born, and quickly gained popularity promotion. Laser marking for metal, alloy, non-metal and other materials, two-dimensional code clearly marked and beautiful, with a permanent indelible mark resistance, increasingly favored by the market. Internet + automobile manufacturing laser full assistance with the introduction of auto safety laws and regulations, identity and uniqueness of motor vehicles and parts made high demands, establishing the identity of automobiles and auto parts, is the basis of product quality and traceability and recall. To enhance product Three Guarantees claims management, to meet the vehicle defective product recall system, implementation of key parts of the information collection and quality traceability. Please click Tamrac Tamrac laser www.whhxty.com official mall whtyjg.1688.com Jupiter laser photoelectric www.muxing360.com