Dongguan Kingsun Optoelectronic Co.,Ltd (SZSE:002638) signed an acquisition memorandum to acquire 10% stake in Beijing Aotu Education Advisory Co., Ltd. on January 20, 2017. Dongguan Kingsun Optoelectronic Co., Ltd. will acquire not less than 10% stake in Aotu Education based on the pre-money valuation of CNY 260 million. Dongguan Kingsun Optoelectronic Co.,Ltd (SZSE:002638) cancelled the acquisition of 10% stake in Beijing Aotu Education Advisory Co., Ltd. on January 20, 2018.