Located on the banks of the Heng River in a valley between two steep mountains, it’s widely thought to be the narrowest city ...

Scientists in China have developed a novel PV-powered cooling and heating system that combines a water-cooled gas cooler and an air-cooled gas cooler. The system went through a series of simulations ...

Today, China and Arab countries enjoy a comprehensive and in-depth partnership, with bilateral trade continuing to grow. In ...