China's industrial production growth remained stable in June, as industrial upgrading and new quality productive forces continued to advance.The country's value-added industrial output, an important economic indicator, expanded 5.3 percent year on year in June, China's News Agency (Xinhua) quoted data from the National Bureau of Statistics (NBS) as showing on Monday.On a monthly basis, the industrial output edged up 0.42 percent in June from the previous month. During the January-June period, it rose 6 percent year on year.The industrial output measures the activity of enterprises each with an annual main business turnover of at least 20 million yuan (about 2.8 million US dollars).Source: Qatar News Agency