Group 1 - The sunglasses worn by French President Macron gained significant attention, leading to a surge in the stock price of its Italian parent company, iVision Tech, which increased by over 60% within three days [1][6] - The sunglasses are from a high-end niche brand that was acquired by an Italian eyewear company, with a retail price of €659, approximately 5,428 RMB [3] - The brand's website experienced a dramatic increase in traffic, with 50,000 visits in half a day, causing multiple outages due to the high demand following Macron's appearance [3][6] Group 2 - Prior to the surge in popularity, the brand sold only about 200 pairs of sunglasses annually, but within 24 hours of the publicity, it sold out its entire yearly stock [6] - The stock price of the Italian parent company rose approximately 68% by the 23rd, reflecting the impact of the increased demand for the sunglasses [6]

Group 1 - The sunglasses worn by French President Macron gained significant attention, leading to a surge in the stock price of its Italian parent company, iVision Tech, which rose over 60% within three days [1][7]. - Macron's sunglasses are from a high-end niche brand that was acquired by an Italian eyewear company, with a retail price of €659, approximately 5,428 RMB [5]. - The brand's website experienced a dramatic increase in traffic, with 50,000 visits in just half a day, causing multiple outages due to the high demand following Macron's appearance [5]. Group 2 - Prior to the surge in popularity, the brand sold only about 200 pairs of sunglasses annually, but after the exposure, it sold its entire yearly stock within 24 hours [7]. - The stock price of the Italian parent company of the sunglasses brand increased by approximately 68% by the 23rd, reflecting the impact of the publicity generated by Macron's appearance [7].