sale by grade

基本解释

Product-grade is endued by producers to great extent, and is used mainly to determine the sale price of goods.
“ 产品档次”的划定或档次归属的类分，很大程度上由生产者赋予，并往往被厂家作为产品定价的主要依据。
Our product continuously by the high grade, the low end, the consummation post-sale service faces the society, is favored broadly by the consumer.
我们的产品一直以高品位、低价位、完善的售后服务面向社会，广受消费者青睐。
The German Automotive Industry Association (VDA) reported sale of 478,000 high grade cars to China last year, and expected the number to top 1.5 million by 2020.
德国汽车工业协会指出，中国高档车销量去年为47.8万辆，2020年将增至150万辆。