SummaryCompaniesData centre hotbed Malaysia clamping down on capacity expansionPolicy change likely to affect Chinese firms' access to AI chipsSoutheast Asia hosts the most Chinese-owned data centres outside ChinaBEIJING/KUALA LUMPUR/SINGAPORE, Sept 12 (Reuters) - Malaysia, a hotspot for data centres, is reining in the pace of expansion in a move industry insiders and analysts expect will hinder China's efforts to gain access to powerful chips that are crucial to improving its artificial intelli...