In the early years of sales occur in large numbers because there are a lot of goods in stock Finished up toward the company, thus making the sale a B grade items at a lower price than the market price.
Kuang in the early years of the sale of the lot because Finished goods in stock, with too many products, the company sold a B grade at prices below market value.
During the early to sell in large numbers due to Finished goods in stock has a lot of too much so the sells goods, B grade At a low price than the market price.