KAIYUAN Real Estate Development Co general manager Chen Huiying said New World Development and Sun Hung Kai Properties intend to take part in the renovation of the old city district of Kaiyuan. It was reported on Thursday that China leads the world's three emerging mega-markets in terms of competitiveness in most fields, according to data releases by the World Economic Forum and International Institute for Management Development. The Securities and Futures Commission (SFC) announced that the Hongkong based Kingly Commodities, a local commodities brokerage, was under investigation, a move which could affect more than 200 Hongkong investors. British conglomerate Trafalgar House has announced an 89 per cent take-up of the $2.3 billion one-for-two rights issue offered to shareholders last month. China Everbright took a 51 per cent stake in Newfoundland International Co, a Hongkong-listed property company, for $72.8 million. Stock exchange data revealed on Thursday huge buying activity by tycoon Mr Li Ka-shing of warrants in his two flagship companies, Hutchison Whampoa and Cheung Kong. Cathay Pacific Airways announced plans to move more back-office administration operations overseas unless there is a reprieve to Hongkong's damaging high inflation rate. According to the stock exchange, Cheung Kong chairman Mr Li has reduced his holding in the company by 400,000 shares at a price of $19.30 per share. Hang Seng Bank announced it is to lead a $2.8 billion syndicated loan to finance Wharf Holdings Diamond Hill development. Company results HONGKONG LAND HOLDINGS reported a net profit rise in 1992 by 2.3 per cent to US$305 million in line with market expectations. SHANGHAI VACUUM ELETRON DEVICES annouced profit attributable to shareholders up 311 per cent to 72.9 million yuan (about HK$98.2 million at official rates) and a one-for-10 bonus share issue. HOPEWELL HOLDINGS posted a 20 per cent increase in net profit to $843.55 million for the six months to December 31, 1992, thanks to the disposal of listed securities and investment properties. TELEVISION BROADCASTS announced p The week to come in Hongkong PROVISIONAL trade figures for February 1993 are to be released March 29. Results of monthly survey of retail sales for January 1993 are to be released on April 1. International events to come THE major international announcements of the week to come, according to IDEA are as follows: On Friday the US will release its March unemployment figures and on Saturday US President Mr Bill Clinton is scheduled to hold his first summit meeting with Russian President Mr Boris Yeltsin.