We are a specialized manufacturer of ductile-iron manhole cover, drainage cover, access cover, castings.

All of our products are under ISO, JIS, DIN, ASTM, EN, BS etc. Standard, and manufacture for Germany, Canada, and USA client now!

Below is special advantages of our products:
1. Strictly manufactured based on ISO 9001: 2000 and EN124
2. High loading capacity (Max. 600 kn)
3. Long service life (Min. 80 years)
4. Well sealed, no noise pollution and rebound
5. Nice appearance and corrosion resistance
6. Special Sculpture on Surface
7. Good theftproof function
8. Perfect design