Chinese police have detained four workers of the Taiwanese iPhone maker, Foxconn, in circumstances Taipei has described as "strange". The employees were arrested in Zhengzhou in Henan province on "breach of trust" charges,

Four employees of Taiwan’s Foxconn, the world’s largest iPhone assembler, have been detained in China under “quite strange” circumstances, Taiwan’s government said.

Chinese police have taken into custody four Taiwanese employees at Hon Hai Precision Industry Co., Apple Inc.’s main assembly partner, the latest in a spate of detentions that have rattled investor confidence in the country.