B form tie is used to concrete construction.
Shuangfei company,based on strong technology development and design capabilty,brough to upgrade the production and equipment,according to customer expectations provide the new products quickly.Presently the produvtion process inclusive of picking,wire drawing,forming,threading,heat-treated,automatic plating and auto parts.It is principally engaged in manufacturing of various such as bolts,nuts,screws,drawn wire and other special fasteners.
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