Liu youshi. According to the official website of Qiaoyuanqing Rice Noodles, the founder of Qiaoyuanqing Catering was Liu Youshi. In order to promote the culture of casserole rice noodles and lead everyone to get rich together, Liu Youshi established Shandong Qiaoyuanqing Catering Management Co., Ltd. in 2117 after professional market research. Qiaoyuanqing rice noodle is a traditional and classic rice noodle snack. In terms of production, traditional production methods and fashionable production methods are adopted to produce rare tastes.