Hydraulic joints are widely used in hydraulic piping systems for military, energy, petrochemical, electric power, marine, automotive, rail transit, construction machinery, mining, metallurgy, steel, marine engineering and other industries. Because of this, HY Engineering strictly controls the procurement of raw materials, ensures the reliable quality of purchased materials, strict quality control, operates according to the quality system, and the finished products are inspected according to standards to ensure that the final products meet the needs of customers.