Complex sentence: Once the car arrives at its destination, Goldfinger has the body-work re-smelted, a feat that drew suspicion from Colonel Smithers of the Bank of England which resulted in Bond being sent to investigate Goldfinger.
Split into simpler sentences: Once the car arrives at its destination, Goldfinger has the body-work re-smelted. However, this secret smuggling operation drew suspicion from Colonel Smithers of the Bank of England and it resulted in Bond being sent to investigate Goldfinger.