从无限次重复博弈及其均衡结果得出，旅行社要保持长期的稳定收益必须提供高质量的半自助旅游产品。
The travel agency must provide high quality travel to keep the stable long profit from the equilibrium result of infinitely repeated game.
高质量，靠的就是不断提高产品品质和稳定的技术性能。
High quality bases on continuously improved product quality and stable technical performance.
产品简介：巧饲粉是高质量、成分稳定来源于巧克力、水果糖和食品工业的真巧克力。
PRODUCT DESCRIPTION: Milk Chocolate Product is a high quality, uniform ingredient, containing real chocolate from the chocolate, candy and food industries.
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