Shin Long Casting Manufacturer which is a leading alloy and gravity die casting manufacturer with ISO 9002 and QS 9000 certifications,was founded in 1975. Shin Long, is capable of manufacturing a wide range of aluminum die casting and gravity die casting products, Our core business includes aluminum die casting, zinc die casting and gravity die casting, CNC precision machining. Secondary business is aluminum forging and extrusion.  In the past year we were proven by our numerous customers with award for the best die casting manufacturer in quality, performances and improvement.