Devices with MAC addresses that start with D4-22-3F were manufactured by Lenovo Mobile Communication Technology Ltd.

Device Manufacturer
Lenovo Mobile Communication Technology Ltd.

Manufacturer Location
No.999,Qishan North 2nd Road,Information&Optoelectronics Park,Torch Hi-tech Industry Development Zone,
Xiamen Fujian 361006

Estimated Devices using D4-22-3F
16,256,250

Estimated Total Devices From Mfg
260,100,000