(Beijing) – Two senior executives responsible for the information technology systems at two large futures exchange have been detained over suspicions they took bribes.

Yan Shaohui, who is in his 40s, joined Shanghai Futures Exchange (SHFE) in 1994 and worked his way up to the chief engineer of the exchange's electronic exchange system.

Zhang Guoyuan, 38, has been with China Financial Futures Exchange (CFFEX) since it was founded in 2006. He was the director of its technology center when arrested.