Yunnan Lincang Xinyuan Germanium Industry's (SHE:002428) unit, Yunnan Xinyao Semiconductor Materials, agreed to sell indium phosphide or InP wafers (substrates) to a customer from 570.1 million yuan to 855.1 million yuan, according to a Shenzhen bourse filing on Friday.
Deliveries will be made in batches from Aug. 1 to Dec. 31.
The germanium mining company's shares rose 2% at the close.