Longyang Electronics: HVLP copper foil-related products are still in the sample verification stage and have not generated income yet.

On April 29, Longyang Electronics stated on the interactive platform that the company's HVLP copper foil related products are still in the sample verification stage, and have not yet generated revenue. There are uncertainties about the impact on the company's future performance. The uncertainty also exists in whether the company can achieve technological breakthroughs and complete the industrialization and commercialization of technological achievements.