serial no: xadd06-000373 XAD909-000687 repair in Subang Jaya

Repair SIEMENS 6SE6440-2UD22-2BA1 Siemens basic operator panel (bop), model no: 6se6400-0bp00-0aa1, serial no: xadd06-000373 XAD909-000687 in Malaysia, Singapore, Thailand, Indonesia