... certificated 3. Exprienced welding workers 4. Automative welding design ALUMINIUM WELDING We are specialists in the welding processes of aluminium. ... Tungsten steel, etc.2. Machining processes: Metal fabrication, machining, welding, forming, shaping, punching, drilling, turning, milling, grinding, ... countries and regions such as Janpan, America, middle Europe, Southeast Asia etc. We have enjoyed a ...