新西兰技术移民EOI已经被成功入选,收到来信如下：

新西兰技术移民EOI已经被成功入选,收到来信如下：
Decision Successful
Congratulations.
We are very pleased to confirm that your Expression of Interest has been successful.
You will shortly receive a letter inviting you to lodge an Application for Residence.The letter will contain information to help you complete your Application for Residence.
Please ensure that your Expression of Interest holds your most current mailing address details so you may receive our letter at the earliest.
请问这一步需要多久?还需要准备些什么?