正泰电器终止分拆正泰安能主板上市，后者上半年实现净利19.01亿元

Group 1 - The core point of the article is that Zhejiang Zhengtai Aneng Digital Energy Co., Ltd. (Zhengtai Aneng) has withdrawn its application for listing on the Shanghai Stock Exchange, citing strong business performance and rapid profit growth as reasons for this decision [1][2] - Zhengtai Aneng has built over 1.8 million solar power stations to date, focusing on the household photovoltaic sector [2] - The company reported a net profit of 1.901 billion yuan in the first half of the year, which accounts for 74.4% of the parent company Zhengtai Electric's net profit of 2.554 billion yuan during the same period, with a year-on-year profit growth of 49.80% [1] Group 2 - The decision to withdraw the listing application is also influenced by the tightening regulations on spin-off listings in the A-share market, particularly following the new "National Nine Articles" that impose stricter controls [1] - Zhengtai Electric had previously planned to issue no less than 271 million shares and raise 6 billion yuan for household photovoltaic station projects [2] - As of August 29, 20 A-share companies have updated their spin-off listing progress, with 5 companies having completed the process, 9 in progress, and 6 having terminated their applications [2]