We design and engineer special composite covers, trench covers , chambers and underground products with high strength , light weight , safety and durable performance as special project needs.
We design and engineer special composite covers, trench covers , chambers and underground products with high strength , light weight , safety and durable performance as special project needs.
Established in 1994, over 26 years knowledge in composite covers manufacture is a leader in designing and supplying composite manhole cover solutions for underground access. We are the loyal vendor of China National Petroleum Corporation and China Sinopec Group , also had cooperation with European leading groups for more than 10 years.
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