The company, which specialises in underground construction works, was first listed on the Mainboard back in August 2012 following a reverse takeover of Ultro Technologies.
Ley Choon Group Holdings, which is now quoted on the Catalist Board, is making a bid to move back to the Mainboard.
Its share price gained 17.95% to 9.2 cents as at 9.05 am in reaction to the news and was the most heavily traded counter.
