As a terrance venture enterprises and venture - investment company can market exploitation value 風險企業和風險投資公司以此為平臺,來挖掘市場價值。
Where any oil ( gas ) field of commercial exploitation value has been discovered by the enterprises , they may engage in the exploitation by means of investment after having retreated from the blocks 該區塊發現有商業開采價值的油(氣)田后,從該區塊撤出的企業可以通過投資方式參與開發。
Huangmei has a rich reserve of underground minerals , 15 sorts are proven to have exploitation value , of which , limonite and siderite have a reserve of 58 million tons , the tenor is around 45 % , being concentrated ; quartz is of 100 million tons ; gypsum mine is 270 million tons ; barite is 500 , 000 tons and silex of 10 million tons ; porcelain clay , limestone , shale and granite are extensively distributed and of large reserve 黃梅地下礦產豐富,已探明有開采價值的礦產資源15種,其中褐鐵礦、菱鐵礦儲量5800萬噸,品位45 %左右,分布集中;石英礦1億噸;石膏礦2 . 7億噸;重晶石50萬噸;硅石1000萬噸;瓷土、石灰石、頁巖石、花崗巖分布廣、儲量大。