Zhitong Finance App News, Huilong New Materials (301057.SZ) announced that Zhu Guoying, the controlling shareholder and actual controller of the company, increased his holdings of the company's shares by 439,500 shares through the Shenzhen Stock Exchange system, accounting for 0.38% of the company's total share capital. The increase amount is RMB 5,0462 million (excluding handling fees). The increase in holdings has exceeded the lower limit of the planned amount. The increase in holdings will decide whether to continue to increase the company's shares during the implementation period of the increase in holdings depending on market conditions.