HEIHE, Feb. 6 (Xinhua) -- Heihe, a city in China's northernmost province of Heilongjiang, has attracted many carmakers in winter to conduct cold-area car testing before their new products go on sale.

On Jan. 9, the city entered a 120-day annual car testing season.
Heihe 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.
Over the years, Heihe has improved 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 constantly pushing the comprehensive development of various industries such as car testing, motor racing, automobile trade, and cultural and sports tourism, to further promote the transformation and upgrading of its cold-area car testing industry, injecting vitality into the local economic development.