Auto air conditioning and engineer cooling

Liaoning Dongsheng Precision Machinery Co.,Ltd is the leading auto air conditioning and engine cooling machines manufacturer in China.Established since 1999, have 15+ kinds products.Main products are form roll tooling,fin machine, core assemble machine,wire tying,tubing straightening and cutting machine, fin collector, water tank crimping machine and so on.180 staffs, service for 200 well–known brand customers over the world. We always innovate new designs and new products.Tks for your interest,we’ll offer our competitive prices with our reliable after-sale services.