Submit your project to international grants that specifically fund Asian film. It's easy, just see the grants's requirements and then enter the documents they require to fund your film.
Film Funding for Asian Filmmakers
Alter-Ciné Foundation
Indigenous Language Documentaries
The Foundation awards a grant aimed at young filmmakers born and living in Africa, Asia or Latin America who want to direct a film in the language of their choice that respects the aims of the Foundation.