华瓷股份：公司电瓷业务主要由子公司华联火炬运营，目前电瓷业务营收占比较小

Group 1 - The core viewpoint of the article indicates that Huaci Co., Ltd. (华瓷股份) is currently not generating significant revenue from its electrical porcelain business, which is primarily operated by its subsidiary Hualian Huojun [1] - The electrical porcelain business has a small revenue contribution and has not yet formed a substantial scale [1] - The company previously established a joint venture with Lens Technology (蓝思科技) named Hunan Lens Hualian Precision Porcelain Co., Ltd., which has entered liquidation procedures as of September 2025, and there are no new cooperation projects between the two companies [1]