After I finished, I took out another white rust steel and passed it on to you: "Let's compare it."

Everyone nodded, and Vice President Wang stood up and looked at the samples carefully. I took the opportunity to move the sample to him, approached him, especially demonstrated for him, and handed it to a section chief. The section chief touched it and suddenly changed a topic and asked, "Is it easy to replace your parts? As we all know, generally speaking, the equipment is out of order and can't be repaired in a day at all?"

I was secretly grateful that thanks to this question, he reminded me. Maintenance is...