WorkVenture gives you an inside look at what it's like to work at Frank Brothers Musical Supplies Co., Ltd., office & team photos, reviews and more. This is the Frank Brothers Musical Supplies Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Frank Brothers Musical Supplies Co., Ltd..Apply to GreenpeaceApply to IndigoApply to Lyoness SiamApply to Unicity