Qingdao MADISON FORGING & CASTING . CO., LTD. is a professional manufacturer, designer and exporter engages in auto parts production, forging and casting. And in this industry field the corporation passed the ISO9001:2000 and the most authoritative technical specification, ISO/TS16949:2002 certificates. The corporation has 31lines of advanced forging equipment. The auto parts production and forging parts can be produced about 8000 tons (the biggest one is 30kg and the smallest one is 0.1kg) annually. Madison has 260 sets of professional equipment in casting plant. The annual output of the plant is about 55000 tons. The main products of ductile iron, grey iron and malleable iron and steel can be produced from 0.1kg to100kg. Now Madison has spectrometer (made in Switzerland ), CMM (made in US), metallurgical scope (made in Japan), crack-magnetic detector and proof load test to control the finish parts. Attn: Suki Jiang EML: tianying.sukijiang(at)gmail.com