Which is the leading CRO in China?

Could you please elaborate on which company is currently considered the leading Chief Risk Officer (CRO) position holder or firm specializing in risk management within the cryptocurrency and finance sector in China? As the landscape of the industry evolves rapidly, it's crucial to stay informed about the most prominent players and their contributions to risk mitigation strategies. Could you also discuss the criteria used to determine this leadership status, such as their market share, client portfolio, or innovative approaches to managing risks in the digital asset space?