solar collector-solar key mark

1) heatpipe solar collector
2) split solar collector
3) heatpipe vacuum tube
3) SUS304 stainless steel manifold, 0.8mm
1) have solar keymark certificate
2)heatpipe solar collector
3) split solar collector
4) heatpipe vacuum tube
5) SUS304 stainless steel manifold, 0.8mm thickness
6) stainless steel frame
7)aluminium reflector
8) place of origin: CHINA