If there is a problem that has to be serviced under the warranty obligation, Fufan is dispatching its engineers who can make necessary corrections or repairs.If a change has to be done to the mold on customer’s request, the necessary preparations are done in Fufan’s factory and depending on circumstances either the necessary parts are sending  to the customer and changed by him or Fufan can dispatch its technicians. And we will offer all the electrodes and one set of damageable spare parts for free.