
YUAN SINE SPRING has excellent performance in extension springs industry. YUAN SINE SPRING's extension springs series include multiple types. YUAN SINE SPRING custom torsion springs meets a variety of international standards for electric appliances. They are CARB, FCC, ETL, UL, CB, CCC and so on. It is a popular choice because of its chemical resistance. This product is ensured to be of high quality under the supervision of a quality team. The product offers great stability and load deflection.
we believes the more professional our staff are, the better service our company will provide. Inquire now!