大涨60%！特朗普，意外引爆！

Group 1 - Monami, a South Korean pen manufacturer, experienced a stock price surge of 60% over two days, reaching a high of 3,190 KRW per share, marking its highest level in nearly 19 months [1][3] - The stock price increase was triggered by an incident involving U.S. President Trump expressing interest in a pen used by South Korean President Lee Jae-myung during a signing ceremony [2][3] - Trump praised the pen's design and inquired about its origin, leading to a temporary gift exchange where the pen was given to him by Lee [3][4] Group 2 - Although the pen was not manufactured by Monami, it featured a nib produced by the company, while the body was made by a local firm named Zenyle [4] - Zenyle confirmed that they produced the pen at the request of the South Korean presidential office and have since halted sales due to increased demand [4] - The incident has positioned Monami as a notable player in the market, benefiting from the publicity generated by the event [3][4]