Apo Tang is a book edited by Ceng Baoyi and Ma Bao and published by Shanghai Bookstore Press. This book contains 40 delicious vegetarian soups prepared by Ceng Baoyi and Ma Bao. The method is simple. From health care to beauty slimming, it will tell you the beauty secrets of Hong Kong-style soup to keep your figure graceful and your skin white, as well as the healthy diet recipes for nourishing and maintaining.