Exact create international standards
Supporting advanced experimental testing equipment to focus on innovative PVC-U profiles
Section CROWN En R & D centers supporting advanced experiments, testing equipment, specializing in raw material PVC-U profiles,
Formulations and extrusion technologies and systems doors each structural member and the performance testing, R & D and innovation, to protect the product appearance, quality, continuous improvement process,，
In order to meet increasing consumer quality, personalized needs.