Zhen Ding Technology (TPE:4958) subsidiary Qing Ding Precision Electronics (Huai'an) awarded a mechanical and electrical engineering contract worth about 424.9 million yuan to Shenzhen Yuanxing Electromechanical, according to a Tuesday filing with the Taiwan Exchange.
Shares of the printed circuit board manufacturer dropped 9% in Wednesday's afternoon trade.
The contract covers primary and secondary hook-up works and fixed assets for the HD03 plant.
Work is scheduled to run from November 2026 through April 2027.
The project will support the subsidiary's production and operations, the company said.