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With the continuous improvement of domestic living standards in China, the floor-sweeping robots that have been sold in the European and American markets have entered the homes of ordinary people and are accepted by more and more people. However, ordinary consumers are paying more and more attention to the safety and quality of sweeping robots. Sweeping robots must pass the test and certification of relevant national authorities before they can enter the market.

The multimedia all-in-one machine integrates infrared touch technology, intelligent office software, multimedia network communication technology, high-definition flat-panel display technology and other technologies into one, integrating a projector, electronic whiteboard, computer (optional), TV, touch function, etc. Multi-functional interactive devices with multiple devices in one, which upgrade the traditional display terminal into a full-featured human-machine interactive device.

With the change in the level and methods of government affairs, more and more law enforcement recorders are used in the daily law enforcement office process. Law enforcement personnel must be equipped with law enforcement recorders for law enforcement. Law enforcement recorders can protect the personal rights and interests of law enforcement personnel and law enforcement personnel.

China Model Approval is abbreviated as SRRC certification, which is a national compulsory certification, which aims to distinguish the civilian band from the military band in the wireless band. It is the technical management of the technical parameters of the spectrum parameters before the radio transmission equipment is put into use in the development, production, import and purchase.

As the flagship mobile phones of major mobile phone manufacturers cancel 3.5mm audio interfaces, more and more Bluetooth audio products have received market attention. Bluetooth audio products such as Bluetooth headsets, Bluetooth speakers, and Bluetooth headsets, including mobile phones, remote controls, wireless doorbells, and other wireless Bluetooth products are becoming more and more abundant.

In order to enable consumers to more clearly understand the certification marks on the products they purchase, and to reduce the certification costs burdened by product manufacturers, the Korea Institute of Technology and Standards (kats) announced on August 20, 2008 that it will be in 2009. The new certification system KC (korea certification) certification will be implemented on January 1. The plan was first implemented in the Ministry of Knowledge Economy since July 2009, and is expected to be extended to all departments by the end of 2010.

KC (Korea Certification) certification, formerly known as EK certification, is the Korean electrical and electronic appliances safety certification system, that is, KC mark certification, is the Korean Institute of Technology and Standards (KATS) in accordance with the \"Electrical Appliance Safety Management Act\" (ELECTRIC APPLIANCES SAFETY CONTROL ACT) in 2009 The mandatory safety certification system implemented on January 1st.

The Ministry of Knowledge Economy (MKE) of South Korea announced on August 25, 2008 that the National Standards Committee will implement a new national unified certification mark called \"KC Mark\" from July 2009 to December 2010. The new logo is called KC Mark, which stands for Korea Certification. The current 13 mandatory signs will eventually be unified under this new sign.