This IRM community is terrible. The team is arrogant and lazy (peripheral equipment should be prepared early. Network. Mining machine work frame. Passive ventilation fan. Fire safety...etc.). Just waiting for the arrival of the mining machine. Do nothing. The arrival of the mining machine should only be carried out with the plug-in power-on test. Investors are urgently unacceptable. guess. Slow down. . . More tolerance and encouragement.