Visitors experience virtual reality glasses at the Mobile World Congress 2023 in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

Cutting-edge gadgets like smart, foldable mobile phones and virtual reality glasses are catching attention at the Mobile World Congress 2023, the annual flagship mobile industry and technology event, in Barcelona, Spain.

The four-day conference, which began on Feb 27 and ends on March 2, will attract more than 2,000 exhibitors from over 200 countries and regions around the world, mainly focusing on new trends, products and technologies and sharing insights on topical issues in the mobile communications industry.

READ MORE: China telcos, gadget plays roar onstage

Chinese mobile companies, such as Huawei, Xiaomi and Oppo, are also showcasing their latest smartphones, including foldable and fast-charging phones, at the event.

Visitors arrive at the venue of the Mobile World Congress 2023 in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

Visitors try out the smart glasses at the Mobile World Congress 2023 in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

A visitor tests out the thermal imaging technology at the Mobile World Congress 2023 in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

People visit the booth of Huawei at the Mobile World Congress 2023, in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

Visitors try Honor Magic Vs foldable smartphones at the Mobile World Congress 2023 in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

Visitors try Honor Magic Vs foldable smartphones at the Mobile World Congress 2023 in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

A visitor tests Huawei vision glasses during the Mobile World Congress 2023 in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

Dong Xin, chief executive officer of China Mobile Ltd, delivers a keynote speech on the opening day of the Mobile World Congress 2023 in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

New mobile phones made by Chinese company Xiaomi are on display at the Mobile World Congress 2023 in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

Visitors look at Chinese manufacturer Oppo's Find Serie devices at the Mobile World Congress 2023, in Barcelona, Spain, Feb 27, 2023. (PHOTO / VCG)

The Mobile World Congress 2023 is held in Barcelona, Spain, Feb 27, 2023. (PHOTO / XINHUA