1. Totally environmentally friendly, 100% recyclable. 2. Waterproof, moisture-proof, moth-proof, mould-proof. 3. High strength, low wear and tear, no expansion, no deformation, no breakage. 4. Shorten the construction cycle, improve labour efficiency, because it is standard size The profiles only need some cutting and necessary accessories to complete the installation, without further processing. 5. Long service life of about 25 years, but no special maintenance, will save a lot of unnecessary maintenance costs.