Group 1 - The closure of the Poland-Belarus border has disrupted the Central European freight trains, leading to a backlog of over 130 trains at the Brest port [5][4] - Major freight companies are implementing alternative solutions, including rail-sea intermodal transport via Saint Petersburg to Hamburg and increasing services on the Central European train's southern route [5][6] - The expected time to clear the backlog, even if the port reopens, is approximately one week due to limited capacity [5][6] Group 2 - Companies are adopting emergency measures such as canceling some train schedules and launching new routes through Saint Petersburg [5][6] - The Chengdu International Railway Port is maintaining regular operations on three routes, including the southern route and rail-sea intermodal transport [6] - There is a general optimism within the industry regarding the reopening of the border, with many clients continuing to place orders [7]