<prompt> Translate the following text to EnglishKila kampuni ya kibiashara, baada ya kukamata maarifa maalum ya kubuni, ilikuwa na ukaguzi wa ngazi ya mtendaji katika hatua ya uamuzi ili kuamua kama kubuni bidhaa ilikuwa imeendelea vya kutosha kuruhusu mabadiliko kutoka kwa ushirikiano wa bidhaa hadi maonyesho ya bidhaa.  <response>: Each commercial company, after capturing specific design knowledge, had an executive level review at the decision point to determine if the product design had sufficiently progressed to permit a transition from product integration to product demonstration. 