We are one of spring factory who have the most variety of spring and springmaterial;
是弹簧行业中生产弹簧种类，使用弹簧材料品种规格较多的弹簧厂之一。
2
As the largest steel springmaterial such as stainless steel anti-corrosion materials can not be produced, poor corrosion products, the life of the valve is not long.
由于弹簧材料钢性大不能用不锈钢球阀等防腐材料制作，产品防腐能力差，阀门的使用寿命不长。
3
With its bankable leading man and fresh material, it may well land the award for the show of the spring.