SINCE 1994, YUO CHUN IS A MASTER MANUFACTURER IN VERIOUS SCREWS AND DOWELS. OUR MAIN PRODUCTS INCLUDED WITH DIN 7500 SERIES, SELF TAPPING SCREWS (DIN 7981, 7982 & 7983), DIN 7504 SERIES, MACHINE SCREWS AND FITTING DOWEL. SINCE ALL PRODUCTS ARE PRODUCED BY OURSELVES, SO MAKE SURE GOOD QUALITY AND ON TIME DELIVERY UNDER CONTROL. ",COMPETITIVE PRICE", IS OUR ANOTHER ADVANTAGE. WHEN YOU CONTACT US, MEANTIME, YOU ARE CREATING A SUCCESSFUL CHANCE IN BUSINESS FOR YOURSELF....