Annually ISO certificate verifying by TÜV Rheinland

WINDUS ISO 9001:2015 certificate is approved by TÜV Rheinland. During the verification,many important

aspects are carefully checked, such as production service requirements, customer-related processes, staff ability

and awareness, infrastructure facilities, document control ability, internal and external factors, relevant department

needs, production plan, producing process and production inspection, etc.

After the verification, several positive evaluations are given in the assessment, such as WINDUS building

the completed database system, the project management responsibility system, the investment of production

equipment, the construction of environmental protection equipment and information systems, as so as the

quality improvement.