Bentonite, marble etc. have the features of large deposit and good quality, they are of vast prospects for developing.
膨润土、大理石等储量大、品质好，具有良好开发前景。
Its mineral resources are coal, quartzite, marble, copper, lead and zinc etc.
它的矿物资源是煤、石英岩、大理石、铜、领引和锌等等。
Suitable for grinding and polishing marble, granite, natural and artificial stone, concrete, tile etc.
用于大理石、花岗岩、天然和人造石材、混凝土和瓷砖等的打磨和抛光。
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