In jiangsu lianyungang donghai county is the world's natural crystal material distribution center, known as the "China crystal city" reputation.The east China sea crystal to reserves is big, the quality of a material is famous in the world is pure.Here is the crystal important production base in China, with an annual output of 500 tons of natural crystal, half of the total national production.Here the existing crystal processing enterprises, more than 300, is regarded as crystal products across the street.
