If Sponsoring business has employees on 457/186, they have to meet the training benchmark (1% or 2% of Business payroll).
For 187 there is no requirement to meet the training benchmark, but when you apply, all details of sponsoring business will be checked; and if sponsoring business has sponsor for 457/186 visa, they must have to fulfil the training benchmark requirement and it includes the payroll of business not just payroll of sponsored employees only.
Training Benchmark A/B is defined as expenditure made in the previous financial year or the previous 12 months.
The business must show recent expenditure at the required level, and also commit to maintaining this level of funding for each 12 months period following approval of the sponsorship.