You're utilizing a browser that won't supported by Facebook, so we've redirected you to a simpler Variation to give you the very best encounter.由於發行商通常投資開發，所以經常試著管理生產者或專案經理人員的開發風險，以監測開發者的進展情況，評論正在進行的開發，和提供必要的協助。外�