Our products have obtained various kinds of certificates, including:
1. Patent certificates for new applied products
Patent Number: ZL01257174.1 & ZL 02277033X
Issued by China National Knowledge Property Right Bureau
2. Gold Medal at 2003's Hong Kong International Patent Technology Fair
3. Quality System Certificate
Issued by China National Imp. & Exp. Commodities Inspection Corp.
4. Certificate of Recommended Products
Issued by China National Construction Association of Building Engineering