Personal preference. These two kinds of chickens have different tastes because of their different practices. Wuwu Chicken: Wuwu Chicken, also known as Wuhei Yilv Chicken, Hualv Black Chicken and Sanxia Black Chicken, originated from Shenlongjia in the Ming Dynasty and has the characteristics of black hair, black skin, black meat, ivory black and black internal organs. The eggshell is green, which is a rare rare bird in the world. "Green shell eggs, five black-bone chicken, fresh and delicious. Melanin has medicinal value and contains a lot of lecithin, vitamins and trace elements. Black-bone chicken contains melanin with high nourishing and medicinal value, which has the unique effects of nourishing yin and tonifying kidney, benefiting essence and resisting cancer. It is a traditional and precious Chinese herbal medicine, which has been attached great importance by doctors in past dynasties. Since ancient times, it has been praised as nourishing soft-shelled turtle and curing white dove, which is as beautiful as pearls. Black-bone chicken, also known as Wushan chicken and black-bone chicken, is an omnivorous bird. It originated in Wushan, Taihe County, Jiangxi Province, China. There, it has been raised for more than 2000 years. Not only their beaks, eyes and feet are black, but also their skin, muscles, bones and most internal organs are black. Judging from the nutritional value, the nutrition of black-bone chicken is much higher than that of ordinary chicken, and it tastes tender. As for the medicinal and dietotherapy functions, it is incomparable to ordinary chickens and is called "dietotherapy rare birds".