Oneplus mobile phones are compatible with other brands of wireless charging. It can be used, but there is no fast charge and flash charge.
Generally, as long as the flash charger produced by the regular manufacturer is tested before leaving the factory. All support mobile phone charging from other manufacturers.
One Plus charging protocol is more special, does not support QI standard protocol wireless fast charging. You can only use one plus. In the same way, the OnePlus wireless fast charging seat can not quickly charge other mobile phones that support the wireless fast charging QI protocol. Not can't, but slow.