A well-known veteran money manager at China Asset Management, one of the country’s biggest mutual-fund firms, has died at the age of 41.Cai Xiangyang, who managed 10 funds with a combined US$7.8 billion in assets, died on Monday in Beijing, China Asset said in a statement, without giving more details. Cai won six industry awards for stock investments during his 14-year stint at the firm, and the dividends issued by his funds totalled 14.2 billion yuan (US$2.2 billion), it said.Cai was known to…