The country's public security ministry says six people are currently under arrest.

国家公安部表示，目前有 6 人被捕。

Also, the Public Security Ministry is said to have found clues that certain trading firms have allegedly manipulated futures trading in the stock market.

据报道，公安部已发现个别贸易公司涉嫌操纵证券期货交易等犯罪的线索。