A professional manufacturer for screw, bolt, rivet, washer, eyelet etc hardware products. Dongguan Jinri Metal Products Co,Ltd established in 2001,not only produce them in standard items but also has the ability to customize products expecially we are keeping R&D effort for other special specification and custom made products. Our main products are screws, bolt, rivet, washer, eyelet, stud etc. Our company has a batch of engineers and technicians with exquisite technology and rich ...