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Hebei Huadun Pipe Manufacturing Co., LTD., in May 2023 signed Qingdao Haixi Plastic Machinery Co., LTD. Spray winding ?630-?1620 production line. As an old customer of Qingdao Haixi Plastic Machinery Co., LTD., Hebei Huadun Pipe Manufacturing Co., LTD., thank you for your trust and support. Our company independently developed the spray winding ?630-?1620 production line, in the company's unremitting efforts, in July 11, 2023 loading and delivery of the fourth car, followed by several cars have been sent out, the company's debugging personnel have been waiting for installation in the customer's company to speed up the production process. Our company to provide customers with the best service, customer satisfaction is my company's unremitting pursuit.