求翻译：以中国石油天然气集团公司作为例子，它的主要产品是石油，在中国石油产业属于垄断产业，全中国只有三家公司可以生产石油，所以市场竞争者，并且有国家扶持也降低了它的经营风险。同时，石油行业也是高利润行业。因此它属于高价值低风险公司。是什么意思？

As an example to the China National Petroleum Corporation, its main product is oil, the Chinese oil industry is a monopoly industry, China's only three companies to produce oil, so competitors in the market, and state support also reduced its business risk. At the same time, the oil industry is high

To the China Petroleum and Natural Gas Group company as an example, its main product, oil, and in China's oil industry is a monopoly industries throughout China, there is only 3 companies to produce oil in the market, competitors, and there are state-supported but it also reduces the risk of it. Mea

Takes the example by Chinese Petroleum Natural gas Group Company, its main product is the petroleum, belongs to the monopoly industry in the Chinese petroleum industry, the entire China only then three companies may produce the petroleum, therefore market competitor, and had the country to support a

China Petroleum natural gas group company as an example, its main products are oil, petroleum industry in China belong to the monopoly, only three companies in China can produce oil, market competition, and State support is also reducing its business risks. At the same time, oil industry was highly

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