Here, you have no choice but to turn to a professional Coolmuster Android Assistant. With it, you can transfer not only contacts, but also text messages from your ZTE phone to PC with a few clicks. And you can also use it to manage other data like photos, music, books, movies, etc. on your device as you like.
If you want to transfer contacts to phone ZTE 018 from computer, maybe you can ask help from ZTE data manager tool, like Coolmuster Android Assistant. It allows you to import contacts from PC to all kinds of Android phone, including ZTE. Just search the details online by yourself.