BEIJING — China's major dairy producers registered double-digit growth in profits and revenue in the first seven months of the year, official data showed.

In the January-July period, the major dairy producers raked in a total of 22.16 billion yuan (about $3.43 billion) in profits, surging 39.1 percent year-on-year, data from the Ministry of Industry and Information Technology showed.

Their operating revenue during the period totaled 269.6 billion yuan, up 13.2 percent from a year earlier.

In the first seven months, major dairy producers saw their output rise 14.2 percent year-on-year to nearly 17.46 million metric tons.

Major dairy producers are companies with annual revenues of more than 20 million yuan.