 Longxin nwere dị iche iche ùgwù ọnọdụ, gụnyere elu-tech enterprise, mba pụrụ iche na àjà ihe ọṅụṅụ-ezi powder technology na-eme nnyocha center, Micro-nano ihe nkwadebe engineered na mepere ule na saịtị. 