Founded in 1997, as export department of Mechanical Filter Core factory. Ningbo KangHui Co., Ltd is the leader specializing in the production of EDM Filter, EDM consumable parts etc. Is modern new and techical enterprise, It researches. Develops manufactures and markets precise filter of all kinds. We can do processing on special sizes according to your drawing or samples. With advance equipment, imported raw material and years of experience. We guarantees that every filter has stable quality and long life. Our employees are committed to provide perfect filters and integrated service to our customers.

We can also supply EDM Resin, wire guide, power feed contact, water nozzle, connected parts etc for slow wire-cutting machine.