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CHENGDU — Over a dozen sand mines in the upper reaches of the Yangtze River in Southwest China's Sichuan province have been closed to protect the local environment.

Cady said that the patent applications were long-term business strategies, so they're not affected by the short-term trade tensions between China and the United States.

Cai Yanhuan and Xinhua contributed to this story.

COVID-19 has not only boosted the vitality of the China-Europe freight train service, but also stimulated both trade and railroad transportation volume between China and ASEAN so far this year, said Chen Yumou, deputy head of Nanjing branch of China Railway Shanghai Group Co.

CHICAGO, Oct. 11 - Women who are overweight or obese have up to twice the risk of developing colorectal cancer before age 50 as women who have what is considered a normal body mass index (BMI), according to a research led by Washington University School of Medicine in St. Louis.