Group 1 - Amprius (Wuxi) Co., Ltd. was fined a total of 3.7459 million yuan for multiple violations of mandatory product certification regulations [1] - The violations included selling unapproved battery cell products, continuing sales during certificate suspension, and selling products without re-certification after changes in raw material suppliers [1] - The fine consisted of confiscation of illegal gains amounting to 3.5159 million yuan and an additional penalty of 230,000 yuan [1] Group 2 - Amprius (Wuxi) Co., Ltd. is a joint venture between Amprius, a U.S. company, and Wuxi Industrial Development Group, primarily engaged in the production and sales of consumer lithium-ion batteries [2] - The U.S. parent company, Amprius, is recognized as a pioneer in advanced energy storage materials and the development and manufacturing of new lithium battery materials [2] - Wuxi Industrial Development Group, established by the Wuxi Municipal Government in 2008, has 68 subsidiaries and reported a total revenue of 67.245 billion yuan in 2019 [2]

Core Points - Anpurs (Wuxi) Co., Ltd. was fined over 3.74 million yuan for unauthorized sales of products that lacked mandatory certification [1][2] - The company sold unapproved battery cells and continued sales during the suspension of its CCC certification [2] - Anpurs is a supplier of battery cells for brands such as Romoss and Anker Innovation, both of which recalled products due to battery issues [2] Summary by Sections - **Regulatory Action** - Anpurs was penalized by Wuxi Market Supervision Administration for failing to apply for certification extensions and for unauthorized sales [1] - The total penalty amounted to 3,745,914.77 yuan, including confiscation of illegal gains of 3,515,914.77 yuan and a fine of 230,000 yuan [2] - **Product Issues** - The company sold battery cells produced by other companies without mandatory certification [2] - Anpurs continued to sell products that did not meet certification requirements during the suspension of its CCC certificate [2] - **Company Background** - Anpurs (Wuxi) Co., Ltd. is a joint venture between a U.S. subsidiary and Wuxi Industrial Development Group, focusing on the production and sales of consumer lithium-ion batteries [2] - All 74 3C certificates held by Anpurs have been suspended or revoked by the certification authority [2]