Hei Niu Papaya Salad. Thai-style papaya salad, freshly shredded and mixed with Thai ingredients. It's sour, spicy, and incredibly refreshing. Hei Niu's owner is a native Thai who makes this papaya salad by hand. Thai-style papaya salad, freshly shredded and mixed with Thai ingredients. It's sour, spicy, and incredibly refreshing. Hei Niu's owner is a native Thai who makes this papaya salad by hand. It's highly recommended. Address: 桃園市中壢區前龍街、龍東路口 Hours: 00:00–23:59 Taoyuan