Hu Yan (L), Co-Founder and Managing Director of Moringa Technology Industry, is seen with Nnaniki Makwinja, Assistant Minister of Basic Education and Member of Parliament for the Lentsweletau-Mmopane Constituency, at his new moringa farm in Mmakanke Village, Kweneng District, Botswana, on April 30, 2021. (Photo: Xinhua)

Nnaniki Makwinja (L), Assistant Minister of Basic Education and Member of Parliament for the Lentsweletau-Mmopane Constituency, visits Co-Founder and Managing Director of Moringa Technology Industry Hu Yan (R)'s new moringa farm in Mmakanke Village, Kweneng District, Botswana, on April 30, 2021. (Photo: Xinhua)

Moringa products are showcased at a moringa farmers' gathering in Mmakanke Village, Kweneng District, Botswana, on April 30, 2021. (Photo: Xinhua)

Hu Yan (R, Front), Co-Founder and Managing Director of Moringa Technology Industry, puts moringa oil on a villager's hands during a briefing in Mmakanke Village, Kweneng District, Botswana, on April 30, 2021. (Photo: Xinhua)