Factory making Sliding Windows Left - Cylinder – Altop

Product Features:
Advanced design: applying advanced design concept, can fully exploit mechanical properties of steel and therefore could save quantum scale of steel;
Novel structure: you can greatly extend the building airspace with a compact structure design, which could also build a strong sense of times;
Easy installation: well-made standard components makes you easy, fast and safe in constructing building;
Complete technical: a combination of building technology with a complete technical system.