Katene Kadji, is now manufacturing the Sewa Stove in Bamako, Mali.
The new Sewa Improved Charcoal Stove has a ceramic liner, and a painted metal exterior, with jiko style pot rests that put the bottom of the pot low enough to improve heat transfer to the tobt
The carbon finance company E+Carbon is using carbon credits to help Katene Kadji to be able to offer the stoves for 2,500 CFA francs (5.33 USD) as opposed to the original retail price of 3,500 CFA (7.47 USD).
There is a current case study of the Sewa Stove at the Gold Standard web site:
There's more in the Hedon site: