Dongshan Precision confirmed that optical modules were stolen from the US warehouse of its unit Source Photonics, but the financial impact is far below the "tens of millions of dollars" rumored online, Cailianshe reported yesterday. The Chinese electronics maker said the rumored figure was based on sales value, while the actual impact on profit was limited. Its shares [SHE: 002384] were trading down 7% as of 2.12 p.m. today.