山西省晋城市是我国重要的无烟煤生产基地,含煤面积占全市国土面积的二分之一,煤炭地质储量458.8亿吨,累计探明储量271.8亿吨,分别占山西和全国无烟煤储量的55%、26%,生产的煤炭以低灰、特低硫、高发热值被专家誉为“国宝”。特别是其块煤触手不染,光亮如镜,燃烧时无味、无尘、无烟,其火苗像兰色的花朵在跳跃,故称“兰花炭”,曾被英国王室 Jincheng City, Shanxi Province, is an important anthracite coal production base in China. Coal-bearing area accounts for half of the city’s total land area. Coal geological reserves are 45.88 billion tons, accumulative proved reserves are 27.18 billion tons, accounting for 55% , 26%, the production of coal with low ash, extra low sulfur, high fever value by experts as “national treasure.” Especially its lump of coal is not dyed, bright as a mirror, burning tasteless, dust-free, smoke-free, its flame like blue flowers in the jump, so called “orchid charcoal”, was the British royal family