Defu Technology's 3.1 billion yuan AI electrolytic copper foil project is launched, accelerating the domestic substitution of core electronic materials同壁财经·Jun 8 at 06:00 AM301511+9.40%
China's Defu Surges on Plan to Build High-End AI Electric Circuit Copper Foil Plant for USD457.3 MillionYicai·May 28 at 03:13 AM301511+9.40%
5.28 Pre-market Overview | Changxin Technology IPO Approved, TSMC Plans to Raise Prices Again! The Growth Enterprise Market Shows Strong Performance Support同壁财经·May 27 at 08:02 PM000636+3.76%301511+9.40%
Lithium battery sector fluctuates and strengthens, NUODE and Jiangsu Azure Corporation hit the daily limit, Greenway rises over 10%, Great Power, Guangdong Jiayuan Technology, Defu Technology, and SDWH rise over 5%Wallstreetcn·Apr 6 at 08:50 PM688345+5.00%688388+7.28%
Chinese Copper Foil Maker Defu Slumps After Luxembourg Stymies Plan to Take Over Circuit FoilYicai·Jan 12 at 04:55 AM301511+9.40%
Defu Technology: New investment of 1 billion yuan to expand high-end copper foil production capacityZhitong·Oct 22, 2025 at 07:45 AM301511+9.40%
Defu Technology released its performance for the first three quarters, with a net profit attributable to the parent company of 66.5941 million yuan, an increase of 132.63%Zhitong·Oct 22, 2025 at 04:24 AM301511+9.40%
Defu Technology: The company's independently developed 3um ultra-thin carrier copper foil and others have been stably supplied in bulkZhitong·Oct 19, 2025 at 10:41 PM301511+9.40%
Several solid-state battery concept stocks have significantly retracedZhitong·Oct 18, 2025 at 04:35 AM603200-1.19%300450+1.89%
Defu Technology: Self-developed 3um ultra-thin carrier copper foil and other products have been stably supplied in bulkZhitong·Oct 17, 2025 at 01:34 AM301511+9.40%
Defu Technology: The customer validation progress of HVLP4/5 generation copper foil products is going smoothlyZhitong·Oct 12, 2025 at 08:48 PM301511+9.40%
Defu Technology: Shareholders plan to reduce their holdings by no more than 0.13% of the company's sharesZhitong·Sep 25, 2025 at 08:05 AM301511+9.40%
The storage chip sector has seen a short-term surge, with HHCK rising over 10%Zhitong·Sep 18, 2025 at 08:32 PM002654+4.34%301511+9.40%
