November 16th, 223.
according to the inquiry in official website, national business daily, the fund contract of Wanjia Preferred Active Three-month Holding Hybrid Initiative Fund (FOF) came into effect on November 16, 223, and it was open for subscription from November 2, 223 to December 15, 223, and then it entered the closed period from December 16, 223. The fund manager of this fund was Huang Xingliang, who was in March 219.