Zhang Songshan is the chairman of Winbond Health, and Zhang Haian is the general manager of Winbond Health. Both of them are directors of the company and concerted actions of the actual controller of the company. Zhang Songshan directly holds 370,449,804 shares of Winbond Health117,095,583 shares, and Zhang Songshan and his concerted actions indirectly hold 370,449,804 shares of Winbond Health through Tibet Huibang Technology Co., Ltd., accounting for 42.97% of the company's total share capital.