Xiamen Hongxin Electronics Technology (SHE:300657) proposed to place 48,841,005 shares to certain investors, according to a Shenzhen bourse filing on Friday.
The shares represent no more than 30% of the company's total shares.
The final number of shares will be determined after obtaining approval from the China Securities Regulatory Commission.
The Chinese flexible printed circuit board manufacturer's shares dropped 7% at the close.