The new owner of the Boyer mill in Tasmania’s Derwent Valley says it will need to diversify its products to remain viable. The takeover has been welcomed by the state government and the local council. The new owner of the Boyer mill in Tasmania’s Derwent Valley says it will need to diversify its products to remain viable. The takeover has been welcomed by the state government and the local council. Business, Economics and Finance, Businesses, Industry, Regional Communities Latest business news