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Areas for trial planting, which are expected to exceed 1,300 hectares by year's end, include five types of land with heavy salt content. They are located in Heilongjiang, Shandong and Shaanxi provinces and in the Xinjiang Uygur autonomous region, he said.

As China improves coal mine efficiency and cuts outdated capacity, the number of coal mines saw a significant decrease to about 5,700 in 2019 compared with about 82,000 in 1997, he said.

Armed school resource officers have been in the headlines since the Feb 14 massacre of 17 teens and educators at a Parkland, Florida, high school, where an on-duty resource officer did not confront the gunman, a former student of the school.

Around 70 percent of the fund will be used to construct intercity railways in the region, while the rest will be used to finance land development projects along the lines.

As Amazon expands its publishing business and inks deals directly with authors, the issue likely will heat up again.