Request for latest Firmware and the driver of windows for EC200T-CN-HA

Can you help to send me a latest firmware and the driver for EC200T-CN-HA 4G module ?
Some AT commands are back error on this module. I try to update the firmware to solve this problem.
I use the EC20 driver before, only virtual AT port available. so I also need the driver in Windows of this module.

Quectel
EC200T
Revision: EC200TCNHAR02A14M16
OK

IMEI :
866340055629151

please mail it to me:
x@6mc.pw

Thanks.