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Add:N.O 924-5 Xi'xi Road,Hangzhou,310023,P.R.China
Contact:Bridge strengthening
About Us

HangZhou ZhongGang Construction Engineering Ltd. is a professional enterprise to the rapid repair of concrete technology research. The company has a patented technology of Tongji University and had developed Repair Wang materials on the basis of practice and application for years. The repair wang materials’ strength has reached 30MPa for 1 hour and 50MPa and above for 7 days. It has stable quality and high durability. It has been widely used in airports, bridges, factories and mines, such as repair of damaged concrete, and created a favorable economic and social benefits.

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