Xi 'an Normal Trade Double Flag Coin Acquisition Center. Double flag coin, about 3 cm in diameter, is a coin cast by modern machines, engraved with face value and double flag pattern. After the founding of the Republic of China, copper coins continued to be widely used. Xi 'an official transaction Double Flag Coin Acquisition Center, with a lot of money, address: Xi 'an-Weiyang-Daguan Garden. Category: antiques, buying all kinds of antiques, all kinds of double-flag coins, bloodstone, ebony, dzi beads, porcelain, jade, meteorites, fossils, strange stones, teapots, chicken treasures, sheep treasures, Niu Bao, sheep treasures, pig treasures, Tian Huangshi, Thangka, bronzes, calligraphy and painting, etc.