Hu Qian's "Preface to the Pavilion of The Balan Pavilion" is written in vertical grids Hu Qian's "Preface to the Pavilion of The Balan Pavilion" is written in vertical grids Hu Qian's "Preface to the Pavilion of The Balan Pavilion" is written in vertical grids Hu Qian's "Preface to the Pavilion of The Balan Pavilion" is written in vertical grids Hu Qian's "Preface to the Pavilion of The Balan Pavilion" is written in vertical grids