Guangzhou Goaland Energy Conservation Tech's (SHE:300499) sale of its 16.9759% stake in Dongguan Sixiang Insulation Materials to Shenzhen EXC-LED Technology (SHE:300889) for 5.1 million yuan received approval from the China Securities Regulatory Commission.

The approval is valid for 12 months, according to a Monday filing with the Shenzhen bourse. The bourse approved the transaction on Sept. 7.