BRIEF-Shanghai business mgt firm buys 5 pct stake in Shanghai AJ

April 16 (Reuters) - Shanghai AJ Group Co Ltd

* Says Shanghai-based business management firm and its

partner acting in concert have bought 5 percent stake in the

company

* Says Shanghai-based business management firm and its

partner acting in concert plan to increase holdings by up to 2.1

percent in the company in next six months

* Says trading in shares to halt from April 17 as it is

questioned by Shanghai stock exchange over shareholding changes

Source text in Chinese:http://bit.ly/2ojRkEJ;

http://bit.ly/2ojFfPS; http://bit.ly/2ppPwfb

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(Reporting by Hong Kong newsroom)