It should be the hardware fault of the equipment. It is recommended that the building owner contact the manufacturer's after-sales service for inspection and maintenance.
The seller was very helpful, the delivery speed was extremely fast, the service was excellent, I asked a lot of questions before buying, answered them one by one, the reply was very professional, after receiving the installation, patient guidance, and the machine itself was very fast, good quality, powerful performance, super invincible satisfaction, very like?!
The product is really great. It has been put into use. The machine is stable and powerful, runs smoothly, and supports Lenovo. The company will come again next time it needs it.