-- Zirconium and specialty nylon products supplier Changyu Holding (SHA:603407) filed for an initial public offering of 41 million shares on the Shanghai Stock Exchange, according to a prospectus on the bourse.
Proceeds will be invested in the company's zirconium oxychloride and deep-processing project, a nylon elastomer products project, and a bioceramics and functional ceramics products project.
Southwest Securities serves as lead underwriter.