LUANDA, June 19 (Xinhua) -- Five African countries have signed the "Luanda Agreement" to defend and promote natural diamonds, pledging to contribute 1 percent of their annual sales revenue to fund a ...

HARARE, June 18 (Xinhua) -- Zimbabwe has set a new tobacco production record after more than 300 million kg of leaf tobacco worth over 1 billion U.S. dollars have been sold since the marketing season ...