XINHUA PHOTOS OF THE DAY

(240201) -- BEIJING, Feb. 1, 2024 (Xinhua) -- An aerial drone photo taken on Jan. 31, 2024 shows a car undergoing cold-area testing at the Xiaowusili car testing base in Heihe, northeast China's Heilongjiang Province. Before a new car product goes on sale, it has to undergo cold-weather testing. Heihe, a city in China's northernmost province of Heilongjiang, has various favorable conditions for cold-area car testing, including diverse landforms and cold, dry weather in the winter. Its high-quality services have drawn more and more carmakers to test new products in the city in recent years. On Jan. 9, a 120-day annual car testing season begins in the city. Early in 1989, the Jiefang truck division of China FAW Group Co., Ltd. launched its first car test in Heihe. In recent years, Heihe upgraded its infrastructure and services to boost its car-testing industry. Statistics show that the city's cold-area car testing business volume accounts for more than 80 percent of China's total. It also has been consta