The Republic of Poland, formerly known as Poland, is a democratic republic composed of 16 provinces. Poland's industry is developed, and its per capita GDP reached 11288 US dollars in 2009. Coal and lignite are the most important mining industries, and its coal reserves rank among the top in Europe. Poland's main minerals include coal, sulfur, copper, zinc, lead, aluminum, silver, etc. Poland's hard coal reserves in 2000 were 45.362 billion tons, 13.984 billion tons of lignite, 504 million tons of sulfur and 2.485 billion tons of copper.Detailed Poland regional common sense Eastern Europe oil extraction equipment rest assured suppliers Aoyo edible oil equipment Poland overseas online promotion website editors have been sorted out: Poland is rich in amber reserves with a value of nearly 100 billion US dollars. It is a major amber producer in the world and has a history of exploiting amber for hundreds of years. oil extraction equipment manufacturer Aoyo edible oil equipment is located in Asia, and the China-EU train runs through the country. Aoyo edible oil equipment has a service team for Eastern Europe oil extraction equipment customers, which can provide oil extraction equipment civil grain and oil equipment solutions with confidence for Poland oil extraction equipment customers!