中证500增强ETF（159678）跌0.66%，半日成交额72.40万元

Group 1 - The core point of the article highlights the performance of the Zhongzheng 500 Enhanced ETF (159678), which closed down 0.66% at 1.365 yuan with a trading volume of 724,000 yuan [1] - The fund's performance benchmark is the Zhongzheng 500 Index return, managed by Bosera Fund Management Co., with fund managers Liu Zhao and Yang Zhenjian [1] - Since its establishment on February 13, 2023, the fund has achieved a return of 37.81%, while its return over the past month has been -1.01% [1] Group 2 - The top holdings of the Zhongzheng 500 Enhanced ETF include Shenghong Technology, Huagong Technology, Jinfeng Technology, Giant Network, Perfect World, Ninebot, Jinchengxin, Gaode Infrared, Ruixin Micro, and Shennong Development, with varying performance among these stocks [1] - Specific stock performances include Shenghong Technology down 2.91%, Huagong Technology down 1.84%, Jinfeng Technology unchanged, Giant Network down 1.52%, Perfect World up 0.26%, Ninebot up 0.80%, Jinchengxin down 0.17%, Gaode Infrared down 2.25%, and Ruixin Micro down 1.54%, while Shennong Development increased by 0.12% [1]