Ningxia has the largest gypsum mineral reserves in China, with proven reserves of more than 4.5 billion tons, and first-grade products account for more than half of the reserves. Hejiakouzi large gypsum deposit in Tongxin County has more than 20 gypsum layers with a total thickness of about 100 meters and a reserve of 2 billion tons. It is a rare large gypsum deposit in China.Asia oil extraction equipment regional security service provider Aoyo edible oil equipment Ningxia network promotion sub-station make up more Ningxia regional knowledge: Ningxia has considerable reserves of oil and natural gas, and has good conditions for developing large-scale oil and natural gas chemical industry. The potential reserves of quartz sandstone (silica) in Ningxia are considerable, and the proved reserves are more than 17 million tons. The metal minerals in Ningxia are relatively poor. In addition to the medium scale of magnesium (magnesium dolomite) reserves, iron, copper, lead, zinc, gold and silver are all small deposits and occurrences. 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 Asia oil extraction equipment customers, which can provide oil extraction equipment rural crop processing solutions with confidence for Ningxia oil extraction equipment customers!