The Commerce Commission has issued a formal warning under the Commerce Act to Ernie Travers of Massey, Auckland, a Trade Me seller who, in the commission’s view, attempted to fix prices for LED bicycle lights with another online seller.

READ ALSO: TradeMe to take no action against rogue seller

TradeMe spokesman Paul Ford told NBR the site's trust and safety team is looking into the commission's statement.

Three makers of LCD flat panels have plead guilty to US Department of Justice charges of price fixing, and agreed to pay total of $US585 million ($NZ991 million) in fines.

Japan's Sharp, Korea's LG and Taiwan''s Chungwha filed their guilty plea in a San Francisco federal court today.

The three manufacturers admitted to a conspiracy to fix the price of certain twisted film transfer (TFT) panels between 2001 and 2006.