19.The cessionary shall strictly observe contracts on the use of trademarks and abide by regulations of the will of the licenser concerningmarketing, clients, prices, quality, and advertisements.
19.被许可人在销售市场、客户、价格、质量及广告宣传等方面,应当严格遵守商标使用许可合同,服从许可人的意志的规定。