Xi drill? With the continuous development of jewelry industry, the jewelry brand is also more and more, which let consumers have more options at the same time also let them don't know to choose which good, xi drill? Estimated that many people have such doubt, here, the author brought everyone together to see how pleased drill. The heart of the Marine data is the most compelling, xi drill? Annual sales volume in 2011, they had more than 60 million, but also in May 2012 when got red 13 fund investment in the first round of the 6500, you can see from the data of out like what happened to the drill. Xi drill? Let's focus on said the diamond, diamond is no brand, to judge the quality of the diamond can only rely on 4 c standard, also is the diamond color, weight, clarity, and cut the four parameters, it is also a measure of the diamond quality, xi of diamond drill? These can all be diamonds out of 4 c standard. In general diamond 4 c's influence on diamond can be divided into: color accounted for 15% , cut 20% - 20% 40% - 35%, weight 60%, clarity accounted for 15% 25%. The content of the learned how xi drill, we'll save money to buy diamond model to understand! First diamond directly to your home, overturn traditional jewelry stores selling drilling mode, let consumers to buy diamond by jewelry factory direct customers, completely compressed industry chain, get rid of traditional market retail and ordinary e-commerce all the intermediate links, save nearly fifty percent of the cost for the consumer, make it easy for consumers to buy cost-effective diamond. About xi drill? The author first to introduce here, if you want to buy a diamond or what is the relationship to the problem of jewelry, can be to look at, we welcome your arrival.