EC20CFA-512-STD 4G MINI-PCIE reference design file

Hello Team, I’m finding hardware design file for this module, pls help me. Thank you !!!

Dear Linh Bui,
Thanks for your inquiry in Quectel forum.
Please note that this module just used in China marketing, do not recommend to use it in oversea marketing. And for your request, we just have the hardware design file in Chinese, sorry that have no English version. Thanks!
Quectel_EC20 R2.0_Mini_PCIe-C(Audio版本)_硬件设计手册_V1.0.doc.pdf (1.9 MB)

Thank you !!! I can use google translate.