Donghai, called “Land of Crystals”, is a county administrated by Lianyungang City, Jiangsu Province, China. It has an area of 2,250 square kilometers, with a population of 1.2 million. Donghai is famous for its natural crystal production, with 70% of a reserve of crystal material and manufacturing 80% of crystal products in China.
Dōnghǎi bèi chēngwéi “shuǐjīng d tǔdì”, shì ZG Jiāngsū Shěng Liányúngǎng Shì guǎnxiá d 1'g xiàn. Miànjī 2250 píngfāng qiānmǐ, rénkǒu 120 wàn. Dōnghǎi yǐ shēngchǎn tiānrán shuǐjīng wénmíng, shuǐjīng cáiliào yùncángliàng zhàn quán ZG 70%, shuǐjīng chǎnpǐn zhàn quán ZG 80%.