The new energy law allows private companies to drill for oil and gas with the state-run firm Pemex in exchange for a share of the profits. Our Mexico correspondent Will Grant has more.

新的能源法允许私人公司与国有公司墨西哥石油公司一起开采石油和天然气，交换条件是获得一定比例的利润。墨西哥记者威尔·格兰特报道。