The so-called heater refers to the equipment used for heating. At present, the most common heater in the market is the electric heater, which is a heating device that uses electricity as energy to heat and heat, and is widely used in various civil/public buildings such as houses, offices, hotels, shopping malls, hospitals, schools, train carriages and so on. However, in general, if such products want to be exported to the United States, they need to apply for UL certification.

The conversion socket is a kind of conversion socket which integrates various plugs and jacks. The power plugs of different countries or one country can be converted into power plugs of another country or many countries, so that the electrical appliances of different countries in the world can be used normally in another country. However, in general, if such products want to be put on the domestic e-commerce platform, they need to apply for quality inspection reports.

The aromatherapy machine is a kind of machine that can emit aromatherapy smell, and it can spread all kinds of single or compound essential oils into the air of our lives. Essential oil aromatherapy machine not only has the function of night light, but also has the functions of aromatherapy and humidification, which can relieve stress, help sleep and improve the quality of life. However, in general, it is necessary to apply for CE certification if such products want to be exported to the EU market.

On December 1, 2022, the State Administration of Market Supervision and the State Standardization Administration Committee issued the mandatory national standard GB 811-2022 \"Helmets for Motorcycles and Electric Bicycles\". The standard is formulated by the General Administration of Market Supervision in conjunction with the Ministry of Public Security and the Ministry of Industry and Information Technology, and organized by the National Technical Committee for Standardization of Road Traffic Management and relevant technical institutions. The new version of the national standard has been implemented since July 1, 2023, completely replacing GB 811-2010 Motorcycle Helmets.

On April 28, 2023, NBTC Thailand issued the licensing standard and technical standard NBTC TS 1039-2566 for the usage frequency 5.925-6.425GHz. The standard sets out the test reporting requirements and test terms required to apply for NBTC certification, effective April 29, 2023.

The electric guitar is a plucked instrument. Its sound producing principle is different from that of the traditional guitar. It uses the electromagnetism principle instead of the box vibration. It can simulate and create many special sound effects through electronic devices such as single blocks, pickups, and speakers, and can be instantly switched as needed during performance. But generally, these types of products require FCC certification to be exported to the US market.

Coding machine is a non-contact inkjet marking system controlled by single chip microcomputer. By controlling the internal gear pump or supplying compressed gas from the outside of the machine, a certain pressure is applied to the ink in the system, so that the ink is ejected through a nozzle with an aperture of several tens of microns and hit at different positions on the surface of the product respectively, so as to form various required characters, patterns or logos. However, coding machine products belong to mechanical products, and it is generally necessary to apply for CE certification if they want to export into the EU market.

On May 11th, 2023, China Quality Certification Center (CQC) issued a notice on the implementation of new standards and certification rules for household and similar electric automatic controllers. The new version of GB/T 14536.1-2022 \"Electric Automatic Controller Part 1: General Requirements\" was implemented on July 1, 2023.