Introduction

Hao Jihong, Female, born in February 1971, graduated from the medical laboratory department of Zhangjiakou Medical College in 1993, and obtained the master's degree in 2001. She has been engaged in clinical, teaching and scientific research work of blood disease examination since graduation. She has published more than 20 papers and won one third prize of scientific and technological progress of Hebei province, one first prize and one second prize of scientific and technological progress of health department of Hebei province.