(Huawei video conference related training materials. If you are interested, you can download it. It is very comprehensive. 01 Huawei viewpoint video product system (v2[1].0) 02-vp8000 series group video terminal (v2[1].0) 03-vp9000 series HD video terminal (v2[1].0) 04 vswitchsystem network control system (v2[1].0) 05 ResourceManager multipoint Resource Management Center (v2[1].0) 06-86208620emcu (v2[1].0) 07-8630mcu (v2[1].0) 08-86608650mcu (v2[1].0) 09-h[1] 323 protocol system introduction (V2.0) 10-vp8053 desktop video terminal (v2[1].0) 11- basic knowledge of video integrated products (v2[1].0) 12-mc series broadband multi service terminal (v2[1].0))