Complex sentence: On 29 September, British confectionery group Cadbury was forced to withdraw its 11 chocolate products in China on suspicion of melamine contamination, in turn causing it to close down its three factories in China.
Split into simpler sentences: On 29 September, British confectionery group Cadbury was forced to withdraw its 11 chocolate products in China, on suspicion of melamine contamination. In turn, causing them to close down its three factories in China.