- YFS provides grade 12.9 high tensile socket products for industry, machinery and other high quality specialties

- Good quality and complete specifications rely on their production technique, i.e. automatic cold forging and forming, thread rolling and TXG heat treating.

- They insist on employing high quality SCM 435H alloy steel and middle carbon steel from well-known domestic & foreign suppliers in an effort to ensure quality

- Based on “first class equipment and first class products”, they continuously bring in the latest production facilities & techniques for offering the best products thus complying with DIN, ISO and IFI international standards.