好企業(yè)都是十年磨一劍真正有護(hù)城河的產(chǎn)品才的利潤(rùn)護(hù)城河源于專(zhuān)注的創(chuàng)新當(dāng)下同質(zhì)化競(jìng)爭(zhēng)激烈,掙工資都難