On the Meizu and Alibaba joint press conference in Beijing today, Meizu has announced that 10.000 gold Meizu MX4 phones will be available for pre-order starting tomorrow. Furthermore they have officially announced YunOS3.0 – powered by Flyme. It’s supposed to bring a perfect combination of Flyme and YunOS. This includes a Flyme 4.0 design and Flyme account services. But also YunOS account services, with YunOS 3.0 security, energy and the Cloud Card feature. It is said that Flyme powered by YunOS will support all Meizu MX4s.