How does zuk z2 pro phone enter recovery mode?

In the power-off state, press and hold the volume increase+power-on key to turn on the power, and press and hold the two keys until the recovery is entered;

ZUK flagship mobile phone ZUK Z2 Pro was officially released on April 20th, 20061.

ZUK Z2 Pro is equipped with a 5.2-inch Super AMOLED 1080p screen and 2.5D Corning Gorilla Glass. Xiaolong 820 processor, 3 100mAh battery, biaxial ball type? Anti-shake Camera Ultimate provides 4GB of memory and 64GB of storage space (UFS 2.0); The exclusive edition provides 6GB of memory and 128GB of storage space (UFS 2.0). Equipped with 10 professional sensor and U-Touch? 2.0。