<prompt> Translate the following text to SwahiliThe commercial companies we visited understood the importance of having disciplined design reviews and getting agreement from the stakeholders that the products design had been demonstrated to meet requirements before beginning initial manufacturing.  <response>: Kampuni za kibiashara tulizotembelea zilielewa umuhimu wa kuwa na ukaguzi wa muundo wa utaratibu na kupata makubaliano kutoka kwa wadau kwamba muundo wa bidhaa umeonyeshwa kukidhi mahitaji kabla ya kuanza utengenezaji wa awali. 