The working principle of the vacuum cleaner is to use the motor to drive the blades to rotate at a high speed, generate negative air pressure in the sealed casing, and absorb dust. The vacuum cleaner can be divided into vertical, horizontal and portable according to the structure. In this fast-paced era, most people simply don’t have much time to clean up their home hygiene, but health issues cannot be ignored either. Therefore, for many families, vacuum cleaners are the right-hand solution to labor and are deeply loved by people. However, in general, PSE certification is required for such products to be exported to the Japanese market.

With the improvement of people\'s living and cultural level, smart technologies are slowly becoming common in our daily lives. The emergence of smart electronic products has greatly facilitated our lives, and electronic scales are one of them. The emergence of electronic scales allows us to weigh and purchase items more accurately, so that our interests are protected, and are widely used in many places in our daily lives, such as supermarkets, homes, restaurants, markets, and so on. However, if such products want to be exported to the EU market, CE certification is required.

The TWS headset is a brand new wireless Bluetooth headset. There is no traditional physical wire. The two left and right headsets can work independently without a cable connection. It completely eliminates the troubles of wiring. It can also be used as a dual device and is deeply loved by people. . However, in general, such wireless products need to be certified by SRRC if they want to be produced and sold in China.

TWS adopts a bilateral working mode, which enables wireless headsets to achieve true stereo sound. It not only allows the wireless headset to play the sound on the left and right channels, but also achieves stability and low latency, making people feel like they are on the scene. However, if such products want to be exported to the EU market, CE certification is required.

VR glasses are VR head-mounted displays and virtual reality head-mounted display devices, which mainly close people\'s vision and hearing from the outside world, and guide users to have a feeling of being in a virtual environment. However, in general, FCC certification is required for such products to be exported to the US market.

WIFi routers, commonly known as \"wireless routers\", are also called wireless signal transmitters, attracting the simultaneous use of terminal devices such as wireless network cards. The limited network signal is converted into a wireless signal through the WiFi wireless router, which can be received by the supporting technology-related computer, mobile phone, pda, etc. As long as you connect a WiFi router, you can achieve wireless Internet access for WiFi devices. But generally, if you want to sell this kind of wifi products in the domestic market, you need to apply for the SRRC certification test report.

?The walkie-talkie is a two-way mobile communication tool. You can make calls without any network support. There is no call charge. It is suitable for relatively fixed and frequent calls. But generally, if you want to export this kind of products into the Japanese market, you need to apply for the Japanese TELEC certification.

Data collector, also known as inventory machine, handheld computer. It is a terminal computer device that integrates barcode scanning device, RFID technology and data terminal, with a battery that can be operated offline. Generally, if this kind of product wants to be sold on the Chinese market, it is necessary to apply for SRRC certification. However, in order to avoid detours in the process of applying for SRRC certification, generally businesses will conduct SRRC pre-test before doing SRRC certification.