what are the types of indian food items will be available in changchun? going to stay for two years.

Indian food are not very popular in that city. But there are still several indian food restaurants in this city. Among them, Wei Duo Wu Thai Curry House is highly recommended. You can find authentic indian foods there. And the prices are reasonable. It's located at No.1066, Xikang Road.
Or you can go to We-Love-Curry Restaurant. This one also wins high popularity among local people and tourists. The address is Room 338, 3rd Floor, Wanda Plaza, No.616, Hongqi Street, Chaoyang District. Hope you like.