On March 2, the management department of gem company of Shenzhen Stock Exchange issued a letter of concern to Jiangsu Xinning Modern Logistics Co.Ltd(300013) requesting to explain whether the board of directors of the company “refused to accept” the proposal and proposal proposed by Zeng Zhuo and Zhongyuan financial holding belong to the above situation of “being unable to perform or failing to perform the duty of convening the general meeting of shareholders” and explain the reasons.