The son of former national security chief Zhou Yongkang was sentenced on Wednesday to 18 years in prison for taking bribes and making illegal business transactions, a court in Yichang, Central China's Hubei Province announced.

Zhou Bin was fined 350.2 million yuan ($53.5 million), while all assets he illegally obtained shall be confiscated, according to the verdict by Yichang City Intermediate People's Court. Zhou Bin and his father accepted property worth 98 million yuan and sought benefits for others by taking advantage of the elder's posts. Zhou Bin used his father's influence to obtain advantages for others through other officials and accepted 124 million yuan in property, the verdict stated.

Furthermore, Zhou Bin violated State regulations by doing business in restricted items and thereby disturbing market order, the verdict said.

Separately, the same court in Yichang on June 8 sentenced Jia Xiaoye, Zhou Yongkang's wife, to 9 years in prison and fined her 1 million yuan for accepting bribes and taking advantage of her favorable position, according to the verdict released on the court's official Sina Weibo account.

Zhou Yongkang was a former member of the Standing Committee of the Political Bureau of the Communist Party of China Central Committee. He was sentenced to life in prison for taking bribes, abusing his power and deliberately disclosing state secrets on June 11, 2015.