Seven-smart, located in the downtown area of wenzhou city, China, profiting from the convenient transportation and enjoying a favorable climate, is a professional export-oriented enterprise.

Our company is a manufacturer of window & door hardware with well-equipped testing facilities and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in aluminum & PVC doors and windows and other industries.

Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs.

We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!