Capstone, Building a dream

Capstone Steel Material Co., Ltd. is a professional manufacture of prestressed concrete steel strand. With 25-year manufacturing experience since 1994, we have 5 factories, 15 pc strand production lines all over China and more than 500,000 mt production capacity per year.




Raw Material

We use the best 82B raw materials from famous Rockcheck Group. Our self-developed No pickling production line greatly improved the surface treatment. Independent labs with chemical, mechanical and relaxation test equipment. Every coil produced will be tested and official test certificate will be provided.

Inspection on wire rod
Surface treatment of wire rod
Wire drawing
Inspection on semi-product
Twisting & stabilizing treatment

Finished product

the coil weight is around 2.5-3.5 tons if no special requirement, one full 20ft container is able to load 25 to 27 tons, therefore there are 8-10 coils in each container. Packaging Details step 1: Coils are wrapped by 8 steel strips; step 2: Wrapped by waterproof cloth; step 3: Wrapped by 8 steel strips (6+2) ; step 4: Added with wood pallet.

Inspection on finished products
Stored in warehouse


Our products are widely used in many famous projects both in China and overseas. Such as 2008 Olympic stadiums, CCTV new building, 3# terminal of Beijing Capital Airport, Hangzhou Bay Cross-sea Bridge and etc. Enough production lines ensured our quick delivery. 7*24 hours available service, Well Know about policy of import and export of most countries. Can sign formal contract with customer and take legal liability. After received our products, unqualified products can be returned back in our charge. Flexible payment terms.

Capstone's mission is to deliver the best products and services to satisfy customers' expectations and help customers achieve their long-term business objectives.

Honesty brings trust in all relationships, transactions, with colleagues, customers and partners. This is one of the top priority criteria of Capstone.

Understanding the value of teamwork that always brings success we motivate, encourage, and achieve goals together.