about us
About Mingfeng

Changli Mingfeng Precision Casting Co.,ltd. , adopts the international advanced silica sol technology, professional production a variety of precision casting ,like carbon steel, alloy steel, stainless steel, ductile iron etc. Our company has passed ISO9001-2000 certification. Range of products: textiles, sewing, packaging, printing machinery parts, auto parts, marine hardware, locks, electric tools, hardware tools and other fields. Our company specializes in production of thin castings, small castings,special shaped casting. We have supplied the precision casting and precision components to many well-known enterprises at home and abroad, like Japan Yamato, Japan Morimoto, Germany Pfaff, America Singer, Taiwan Siruba(Gaulin) Company etc. We have precision machining workshop, can produce the high quality precision components for our customers.


Our company is located in Qinhuangdao City, opposite the new international airport, covers an area of 18,000 square meters, 1200 tons annual output for various casting. 


The advantages of our products:

1 Casting surface roughness good,Ra1.6~Ra3.2, significantly reduce the working hours of casting burning and polishing.

2 Casting black spots after polishing can be controlled with 3%.

3 Casting dimensional accuracy can reach CT3-CT4 grade.

4 Casting no internal shrinkage, external shrinkage defects

5 Casting internal tissue density is good to ensure the heating treatment and machining can be done well.

6 Germany OBLF top direct-reading spectrometer, to ensure the accuracy of casting materials.