The criteria for choosing the winning contractor may include quality as well as price; we will require a brief report to demonstrate that the choice of contractor was fair and open.
Gall y meini prawf ar gyfer dewis y contractwr buddugol gynnwys ansawdd yn ogystal â phris; bydd angen adroddiad byr arnom i ddangos bod y broses o ddewis contractwr yn deg ac agored.