Roy Robins Rocla Operations Director cuts Rocla's 100th Birthday cake with Sales and Marketing Director Christo van Zyl - Rocla is part of ISG (Infrastructure Specialist Group)
ISG - http://www.isgroup.co.za/
Engineering News
https://www.engineeringnews.co.za/article/rocla-celebrates-its-100th-birthday-2017-10-05