Dongguan casting-a method of casting liquid metal into shaped parts, cooling and solidifying them to obtain parts or blanks.

Dongguan Precision Casting——Precision casting belongs to special casting. Parts obtained by this method usually do not require reprocessing, such as investment casting and pressure casting.

Dongguan Die Casting-belongs to precision castings. Die casting is a general term for working pressure forging. It is a way for liquid or semi-shape memory alloy to fill the die casting cavity at high speed under the effect of strong pressure, and condense under the effect of working pressure to obtain castings.

Dongguan forging-is a production and processing method that releases external force to the blank to make it plastically deform under a solid, change its specifications, appearance and improve its performance, and then produce mechanical parts, product components or blanks.