WITH regard to ''Art at any price'', the picture of Chen Yifei's painting Old Dreams Of Shanghai #2 was described as being sold for $379,500 and estimated at $220,000 to $250,000. This is incorrect. The painting was estimated at $800,000 to $1 million and sold for $1.67 million at Christie's Swire Autumn 1993 Auctions. CHRIS FRUEAN Wendy Hughes Limited Public Relations Consultants to Christie's Swire (HK) Ltd