Fulffy allows your parcel to be sent to 250+ countries and regions around the world, and the ec-ship service is limited to the local areas that also provide mailing services. 2. Hongkong Post's ec-ship items are more restricted; for example, lithium batteries cannot be sent. 3. Hongkong Post's ec-ship service requires everyone to go to the post office after printing the label, while Fulffy provides door-to-door pickup service.