private void CRSanPhamBanChay_Load(object sender, EventArgs e) { SanPhamBUS sanphambus = new SanPhamBUS(); List <SanPhamDTO> lssanphamdto = new List <SanPhamDTO>(); lssanphamdto = sanphambus.DanhSachSanPhamBanChay(); ReportDocument rp = new ReportDocument(); rp.Load(@"C:\Users\Ron\Desktop\Tốt Nghiệp\CHTapHoa\CHTapHoa\Reports\SanPhamBanChay.rpt"); rp.SetDataSource(lssanphamdto); crystalReportViewer1.ReportSource = rp; this.crystalReportViewer1.Show(); this.crystalReportViewer1.RefreshReport(); }