... High quality of TPT, EVA, Tempered glass, aluminum frame to laminate solar panels and waterproof junction box and label; 3. ... and stable characterstics and performance; 4. We laminate solar panels from 3W-300W, with mono crystalline and poly crystalline solar cells. ... 5. We have TUV, ISO 9001/14001, CE, CEC certificate and so on.190W Poly Solar panel ...