hello sir/mam Hi, I am a naplese pp holder staying in Nepal .I need Chinese visa as a tourist.

Yes, you can apply from Chinese embassy in your country. The required documents are:
1. completed application form affixed with your recent passport photo
2. copies of your passport information page and previous Chinese visas.
3. invitation letter. If you don't have the invitation letter, you should provide travel itinerary, round-trip air tickets and hotel booking.
4. recen six months financial statement or a guarantee letter from your employer.