1,Standard:American/British/DIN standard 2,Certificate:CRN/NSF61-4 3,We are manufacturer Company Introduction For more than 50 years, Jinan Meide Casting Co.,Ltd has worked in the plumbing industrial with proving various kinds of plumbing products with 200,000 metric tons annual output. Our Malleable iron pipe fittings' output is listed No.1 in the world, Grooved fittings and steel pipe nippples ...