Huagong Tech (SHE:000988), or HGtech, said its chairman, Ma Xinqiang, and senior management raised their holdings in the company for 13.7 million yuan, according to a Wednesday disclosure on the Shenzhen bourse.
A total of 139,900 shares, representing 0.0139% of the company's total shares, were purchased through centralized bidding.
The laser cutting equipment maker's shares rose 3% during the morning trade.