弃中金改聘建投，正雅齿科二度冲刺IPO

Group 1 - Zhejiang Zhengya Dental Co., Ltd. has initiated IPO counseling, focusing on its core product, invisible aligners, which have served approximately 1.5 million patients, ranking third in the industry behind Angelalign and Invisalign [1] - Zhengya Dental had previously completed its first IPO counseling registration with the Zhejiang Securities Regulatory Bureau in May 2023, but the process did not progress [1] - The company has changed its sponsor from China International Capital Corporation and Guohai Securities to CITIC Securities for this new IPO attempt [1] Group 2 - The dental industry is facing challenges in pursuing A-share IPOs, as evidenced by Jia Hong Dental's previous attempt to list on the Shenzhen Stock Exchange's ChiNext board, which was withdrawn just before the meeting [2] - The industry is under pressure due to the National Healthcare Security Administration's issuance of guidelines that standardize pricing for oral medical services, particularly orthodontic treatment, which has reduced profit margins across the supply chain [3] - The adult orthodontic projects, often costing tens of thousands of yuan, are highly discretionary, leading to a temporary decline in market demand [3] - The combination of stricter regulatory policies, rational market pricing, and weakened consumer demand creates significant uncertainty regarding Zhengya Dental's ability to successfully complete its IPO with CITIC Securities [3]