by now, the recommended version is V300R009C00SPC200, The Recommended as the best choice for most customers based on multiples factors such as: 1.Stability based on metrics, customer feedback and testing 2.Long-lived support 3.More widely used
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Politically sensitive content
Content concerning pornography, gambling, and drug abuse
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Do not share your account and password with others. All operations performed using your account will be regarded as your own actions and all consequences arising therefrom will be borne by you. For details, see " User Agreement."