In this grading standard, “work†refers to the shape, workmanship, and weight of a jadeite product. It should be pointed out that due to differences in the designer, craftsmanship, cultural connotation, production age, and volume of jadeite products. Each piece has its own characteristics, and detailed grading is impossible. Some websites are like this: Level shape work weight Level 1 is suitable, full of generous masters, and more than 5 carats Level 2 is suitable, full and generous, natural and smooth, unique and more than 5 carats The 3rd grade is suitable, full and generous, and it is smooth and smooth. Level 4 is suitable for production and generally requires no Womens Knitwear,Womens Chunky Knit Cardigan,Pure Wool Sweaters For Ladies,Black Jumper Womens SHAOXING NEWIDEA GARMENT CO.,LTD , https://www.shouyaoapparel.com