Types of Kiwi fruits?

How many types of Kiwi fruit in the world? And which kind of Kiwi fruit may I plant? I live in hilly area of east part of Nepal and its elevation between 1400-2000mtr. We also have a fruit looks like Kiwi fruit but small size in the forest. We have to use the fruit for eating and the green leaves for cattle. The test is sweet and little scented...