documentclass[a5paper,twoside,8pt]{article}
usepackage[a5paper,landscape,left=1.0cm,right=0.3cm,top=0.5cm,bottom=0.5cm]{geometry}
usepackage{tcolorbox}
tcbuselibrary{poster}
usepackage{tikz,everypage}
usepackage[absolute,overlay]{textpos}
usepackage{filecontents}

begin{filecontents*}{product.tex}
%Type =1,2...10
No,Type,Name,Description
1,1,A1,D1
2,1,A1,D2
10,1,A4,D249
11,2,A10,D1000
12,2,A2,D11
18,3,A43,D318
19,3,A44,D319
end{filecontents*}

usepackage{datatool}

DTLloaddb[autokeys=false]{products}{product.tex}

newcommand{printtype}[1]{%
  par
  section*{Type #1}
  DTLforeach*
    [DTLiseq{Type}{#1}]% Condition
    {products}% Database
    {No=No,Type=Type,Name=Name,Description=Description}{%

    begin{tcbposter}[
  poster = {
    columns=1,
    rows=2,
    spacing=3mm,
    height=14cm,
    width=12cm,
  },
  ]
%Box A
  posterbox[
  colframe = red,
  width=17cm, height= 14cm
  ]{xshift=3 cm,yshift=0cm}{includegraphics[height=2cm]{example-image-a}
  \
  noindent No
  }
  %Box B
  posterbox[
  colframe = red,
  width=5cm, height= 5cm
  ]{xshift=10 cm,yshift=-1cm }{includegraphics[height=3cm]{example-image-b}}


end{tcbposter}
    newpage
  }%
}

begin{document}

printtype{1}

printtype{2}

end{document}