Fenbi (HKG:2469) said Zhang Xiaolong, its substantial shareholder and chief executive, bought 810,000 shares of the company from the open market, according to a Hong Kong bourse filing Monday.

The executive paid HK$2.4 millon for the shares, representing an average price of HK$2.973 apiece.

The transaction increased Zhang's shareholding from 24.65% of the business to 24.69%, the vocational training company said.