Stocks in Hong Kong are moving strangely again. China Building Materials (03323.HK) fell more than 4% again. In the first half of the year, nearly 900 million yuan was lost in profit. The profits of new materials were unable to offset the drag on the basic building materials sector.

According to the Wisdom Financial APP, China Building Materials (03323.HK) fell more than 4% again, and has dropped more than 40% from its high point in June. As of the time of writing, it fell by 3.91% to 3.69 Hong Kong dollars, with a trading volume of 105 million Hong Kong dollars.