Jiujiang Changqiu Transmission Machinery Co., Ltd. is a professional manufacturer and sales of expansion and tight sets with complete models and many specifications in the industry. ( Changqiu brand expansion sleeve) CQ series is the company's main product, covering domestic and foreign standard expansion joints, locking plates, unloading sleeves, etc. The products sold by our company are produced in strict accordance with ISO, GB, DIN, ANSI, JIS, BS and other international advanced standards. We can also provide high-quality standard products and non-standard customization that fully meet the corresponding national (regional) standards according to customer needs.
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