(1) (a) How many boilers will be manufactured in terms of the contract with a certain company (name furnished), (b) what is the (i) capacity and (ii) specification of the boilers for the new Medupi power station and (c) where will these boilers be manufactured; (2) whether any local engineering firms were invited to tender for the manufacturing of the boilers; if not, why not; if so, what are the relevant details?