North Mining Shares Company Limited (SEHK:433) and Xu Zijing signed a sale and purchase agreement to acquire Coinoah for HKD 7.5 million on June 4, 2018. A deposit of HKD 0.75 million will be paid in cash on the execution date of the sale and purchase agreement and a remaining amount of HKD 6.75 million is to be paid in cash within 5 business days after the transfer of the ownership of the domain name. North Mining Shares Company Limited (SEHK:433) and Xu Zijing cancelled the acquisition of Coinoah on June 4, 2019.