1970.9.28: Kampani inakhazikitsidwa
Kampani Yotsogola inali "Yuhang Bamboo Windo ndi zida zamvula".
1990 - 1999: Kutulutsa, Kukula Kwachangu
Wopangidwa 7 Pulogalamu Yoyeserera, anali ndi luso lopitilira 200 woyamba kukhala kafukufuku wa chigawo ndi chitukuko
2000 - 2008: Kusintha kwaukadaulo
Kuchokera kwa opanga matenthedwe ophatikizidwa kuti asinthidwe
2009 - 2015: Kukula kwanzeru
Kuphatikizira magetsi, mita yamadzi, mita yamadzi, mita mita, mamita otenthetsera, ndi zina zambiri.
2015
"Holle Beteter ltd." anatchulanso "ukadaulo wa Holley Ltd."
2016 - Tsopano: mphamvu ndi iot, kusintha njira
Yambitsani Kusintha Kwakukulu (IPD, iko, mwanzeru) kusintha kwina konse ku mphamvu ndi iot njira zachilengedwe.
