Hebei Hongqin Pipeline Co., Ltd. is located in the Yanta Road Industrial Park, Yanshan County, Hebei Province, with easy access to the Chang-Shen Expressway, National Highway 205, and is adjacent to the Jing-Hu Expressway and Jinnan-Cangshan Expressway, offering convenient transportation.Hebei Hongqin Pipeline Co., Ltd. is a sales and manufacturing company specializing in pipeline equipment. The company primarily sells clamping fire hoses, a technology invented by Swedish engineers. Clamping technology was first implemented in Germany in 1967 and has gradually gained popularity in Europe and America. After half a century of refinement, it has evolved from simplicity into reliability. The principle of the six-sided clamping is to fit an O-ring into the U-shaped groove at the end of the fitting, insert the pipe into the fitting, and use a clamping tool to clamp the end, causing both the pipe and the fitting to shrink simultaneously, forming a hexagonal shape with larger ends and a sma...