Shandong Hongsheng Pressure Vessel Co., Ltd. is a legal registered in China, a seamless gas cylinder and supporting industry chain manufacturing enterprise integrating scientific research, development, production, sales and service. Our company has been committed to the gas storage container field

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Linyi Lishan Electromechanical Group Co., Ltd. is a company specialized in metal gas containers. Founded in 2011, the company is located in Linyi City, Shandong Province, the "Capital of Logistics in China". We are committed to being a leader in the global metal gas container industry. The main

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