DEAR air separation's "Building learning enterprise and promoting innovative development" all staff learning and training activities are further in progress. Recently, the second session of the excellent staff business and management training class of our unit has come to a successful end. This training involves the excellent backbone staff of each position in the administrative department, through batch training of excellent backbone staff, we can bring positive learning atmosphere and advanced team concept to the staff teams of each department in stages and batches, so as to form a good and long-term awareness of learning and innovation in our company, and lay a solid foundation for the overall strategy of "driving innovation with talents" of the company.