1, the banking industry: all kinds of bills, forms, ATM rolls of paper, POS slips, queuing machine paper, password seals, all kinds of A4 / wide line printing paper.
2, the medical industry: electrocardiogram, electroencephalogram recording paper, queuing machine paper, biochemistry instrument paper, prescription documents, testing and laboratory tests, all kinds of A4 / wide line printing paper.
3, electric power industry: all kinds of power bills, forms, queuing machine paper, password seal, all kinds of A4 / wide line printing paper.
4, the petroleum industry: all kinds of gasoline tickets, forms, queuing machine paper, password seals, all kinds of A4 / wide line printing paper.