You lost him. Not because your numbers were wrong, but because your proposal didn’t speak Khmer. Most foreigners think "speaking Khmer" means saying Sues’day (hello) and Orkun (thank you). That gets you a noodle soup, not a joint venture.
You click to slide four: "Profit Margins." a business proposal speak khmer
In Khmer business culture, a proposal is not a contract negotiation; it is a You lost him
Why? Because of Muk (Face).