Ningbo long yin metal products Co., Ltd. was established in 1988, a leading manufacturer & exporter of stamping parts. Our main products are aluminum tubes/barrels,aluminum pallet for hair brushes & hair straighters, hair brush, casting, and machining parts.These products are exported well to Europe, South American, South Asian and so on.We also get the good reputation from the customers at home and abroad We have about 100 trained and experienced workers and a lot of advanced equipment as ...