1.Quality guarantee: We have more than 20 years experiences and have ISO9001 certificate ,product defects below 3%,customer satisfaction more than 99%.Our products will be go through three checks, IQC ,inspection and OQC,that can 100% guarantee our quality. 2.Production capacity:We have many precise CNC machines and our machine work day and night .Generally,we should deliver the goods to our customer within 6-10 days,and our month capacity is about 5 million pcs.Our delivery rate reached 98%.3.We produce according to our customers'requirements,so they can meet their customers'market,the products meet both quality and efficiency .And in the delivery process we will achieve the unity of speed and services.All above will help our clients improve their image in the public .4.Product range: Spring ,including compression spring,torsion spring,extension spring,battery spring ,all kinds of shafts and cnc parts, Hardware stamping parts.