Our advantage "ZhongSheng" is the factory who specially manufacturing THREADED ROD, owning the advantage of purchasing raw material which result in our Good Price. Besides, we have 99 machines, thus output is around 3000tons/month. Client can check the products in our factory within one week after placing order and with secured Delivery Time. These all result from our paying great attention on every link in the production chain. That's why our products (Quality) enjoy the high reputation among clients all the time.