1. Ụlọ ọrụ na-ere ahịa kpọmkwem, àgwà dị elu ma dịgidere.
2. A na-enye tankị mpụta na gluu na-egbochi ọkụ ọkụ.
3. A kwadebere ya na rectifier ma nwee ogologo ndụ ọrụ.
4. Iko shei adịghị oxidize, gbanwee edo edo na mgbawa, na bead oriọna na-ebubata.Ihe nkwado dị n'ime LED aluminom nwere ọkụ ọkụ ngwa ngwa.
5. Ngwa: CNC lathe, CNC igwe, igwe-egwe ọka / grinder, nkenke ihe osise igwe, ogbako / igwe.
6. A na-anabata ọrụ ahaziri ahazi.