They are channeling supplies across the Thai-Burmese border to existing underground networks spread across the disaster zone.
Cyclone victims are rebuilding homes and collecting rainwater as foreign aid workers slowly spread out.
More workers are being allow in, but some who have been in cyclone-affected areas say bureaucracy is impeding access to victims.
A donor conference Sunday pledged some $100 million, but participating nations said aid was conditional on greater access.
United Nations chief Ban Ki Moon arrived Thursday and hopes to meet Burma's leader Gen. Than Shwe today.
Leaders hope their charges of a crime against humanity will push the junta to expand relief efforts.
Burma said Monday it would allow in some Southeast Asian aid workers.
Premier Wen's compassion after the quake may represent a new type of leadership.