You always need me when you want to send package to other, who am I ?

I am white or black, you always need me when you wanna write something on me, what am I ?

You can hear me, but you can't touch me, I am so important for your life, what am I ?

Everyone in the world know me, I am precious, almost everything you can do it by me, even I am dirty, everyone still wants me, what am I ?

I am located in Capital of Indonesia, I am tall, and almost everyday people come to me, but I can't move, What am I ?

I am not your friend, I appear every night, I have snout, what am I ?

I always acomppany you to everywhere, no metter rain or sunny I always with you, what am I ?

You can count me to put many things, I am silent, and many colours, what am I ?

I have white fur, I like hunting fish, and I always be model for doll, what am I ?

I am almost everywhere, you can see me, but I can't move, I am green, what am I ?

I am a place you can have fun with your family or friends, who am I ?

My parents sometimes be angry to me if I spend all day with it, what is that ?

I can make you calm, and happy, sometimes I can make you smile, but you can't touch me, what am I ?

I always wear uniform when I meet you , what am I ?

I don't have feet, but I am fast, what am I ?

I am a very cold inside

You can save your foods in my body

You use me to drink

You pour a water, juice, milk into my body

you use me to keep your clothes

you can find me on bedroom

you use me to cook

usually you put vegetable oil on me before you cook

you use me to fry food

you can find me on kitchen

I have wings but I'm not a bird. I am small and colorful. I live in gardens, fields and forests. I used to be a caterpillar. I usually on the flower. Who am I?

I live in the sea. I don’t have a fish gills because I am mammals. I have good voice. I like to help human in the sea. Who I am?

I live in the jungle. I have long tail. My hobby is jumping on the tree to another tree. My favourite food is banana. Who I am?

I have small body. Sometimes my fur color is black or white. I have long tail. Cat is my enemy. Usually human scared of me. Who I am?

It has a big body with a long trunk and two tusk. It has two big ears and four legs. But its eyes are small. It colour is grey. What is it?

I am white or black, you always need me when you wanna write something on me, what am I ?