Thyolo Nut Company grows and processes high quality macadamia nuts on its estate, 50 kilometres from Malawi 's commercial capital Blantyre. Malawi Macadamia nuts are well known for their quality and high oil content and those of Thyolo Nut Company are no exception. SABS Certification In May 2008, the South African Bureau of Standards registered Thyolo Nut Company as an organisation meeting the requirements of the Bureau's standard, SANS 10330:2007 for a Hazard Analysis and Critical Control P