The firm, which in July was awarded a lottery license in China, has appointed Numis Securities to handle the float
on the Alternative Investment Market within the end of the year.
Betex is currently traded on Ofex, the less regulated market for smaller companies, and aims to raise between £10 million and £15 million to fund an expansion drive in China.
The company led by Johnny Hon employs three former directors of Sportingbet and is in talks with other Chinese provinces to run their lotteries.