Chongqing Changzheng receives another utility model patent authorization
Aug 15,2017
summary:
Recently, Chongqing Changzheng successfully obtained a utility model patent authorization for a chain-type welding machine. To date, the company has accumulated 30 utility model patents.
This utility model patent discloses a chain-type welding machine with a simple structure, convenient operation, quick installation, reliable function, and accurate positioning. It is convenient for turning and lifting long and large steel structures, and is mostly used in H-beams, rectangular steel, and railway flatcar girders, greatly enhancing Chongqing Changzheng's competitive advantage in the steel structure and rail transit industries. (He Zhenliang)
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Established in 1967, China Shipbuilding Chongqing Changzheng Heavy Industry Co., Ltd.
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Address: Funiuxi, Dadukou District, Chongqing
Postcode: 400083
Website: https://www.cssccq.com/
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