Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

As a leading global electronic component recycler, Mingjiada Electronics has been purchasing various wireless connectivity chips, including Bluetooth, Wi-Fi, cellular IoT (LTE/NB-IoT), RF front-end, etc., covering internationally renowned brands such as Nordic, TI, Silicon Labs, Qualcomm, and Broadcom.

1. Major wireless connectivity chip brands and models we purchase  

(1) Bluetooth/Wi-Fi chips  

Nordic Semiconductor  

nRF52/nRF53/nRF54 series (low-power Bluetooth SoC)  

nRF70 series (Wi-Fi 6 co-processor IC)

nRF91 series (cellular IoT LTE-M/NB-IoT)  

Texas Instruments  

CC26xx/CC13xx series (low-power Bluetooth + Sub-1GHz)  

CC33xx series (Wi-Fi 6 + Bluetooth combo chip)  

Silicon Labs  

SiWx917Y (Wi-Fi 6 + Bluetooth 5.4 combo module)

FG25/FG28 SoC (LPWAN chip, supports Sub-GHz/Wi-SUN)  

Qualcomm  

QCA4020/QCA4024 (Wi-Fi + Bluetooth + Zigbee tri-mode chip)

QCC51xx Series (Bluetooth Audio SoC)  

Broadcom  

BCM4375/BCM4389 (Wi-Fi 6E + Bluetooth 5.2)  

BCM20736 (Low-Power Bluetooth Chip)  

(2) Cellular IoT (LPWAN) Chips  

Nordic nRF91 Series (LTE-M/NB-IoT)

Sequans Monarch series (4G Cat-M1/NB1)  

Quectel BC25 (NB-IoT module)  

(3) RF Front-End (RF FEM)  

Qorvo/Skyworks (5G PA/LNA/RF switch)  

Nordic nRF21540 (Bluetooth RF front-end module)

Mingjiada Recycling Process (3 Steps to Complete)  

① Inventory Submission: Organise inventory models, brands, quantities, batch numbers, and real-life photos into an Excel or PDF file and send it to the email address sales@hkmjd.com

② Quick Assessment: Professional assessment team provides the highest market price within 2 hours; video/on-site inspection available

③ Flexible Delivery & Same-Day Payment  

• Consignment: Highest return rate  

• Consignment Sale: Low logistics costs

• Clearance: One-time buyout, immediate payment  

Multiple warehouses in Hong Kong, Shenzhen, and Shanghai offer door-to-door pickup; cash or wire transfer payment upon inspection  

Contact Information  

Contact Person: Mr. Chen / Appraisal Team  

Mobile/WeChat: +86 134-1001-8555  

Email: sales@hkmjd.com  

Company Website: www.hkmjd.com