The order increase was due to delivery problems at Japan's Sharp, tipped to be one of Apple's suppliers, Handelsblatt said without citing sources.
A Balda spokesman declined to comment on the report but did say that Balda was expanding its production site for touch screens in China.
He said the touch-screen business in general was very interesting for the company.
Apple is due to launch the iPhone on Friday in the United States, with a target of 10 million units in 2008.
Analysts have said a runaway success for the feature-jammed phone could create huge challenges for some of its parts suppliers.


