1.full ranges of upvc profiles for various windows. The ranges list as follows: 60 casement 70 casement 62 sliding 80 sliding 88 sliding 100 sliding 2. US style extrusion profile 25 series 26 series 82 series 130 series The US styles extrusion profiles are suitable for vertical sliding windows. 130 series are widely used for the sliding doors in the US market.3. Our pvc profiles are certified by the global quality control organizaitons, The CE certification of EU, the PCT certification of Russia. and the AAMA certification is under process.